Answer:
1) Solving for x in Radians
x=1.21991691+ πn, for any integer n
2) Solving for x in Degrees
x=69.89609063+180n, for any integer n
Step-by-step explanation:
Solve the trigonometric equation by isolating the function and then taking the inverse. Use the period to find the full set of all solutions.
Answer: Starting with 2(tan x - sqrt(3)) = 2:
First, divide both sides of the equation by 2 to simplify:
tan x - sqrt(3) = 1
Next, add sqrt(3) to both sides:
tan x = 1 + sqrt(3)
To solve for x, we need to take the arctan of both sides:
x = arctan(1 + sqrt(3))
In degrees, this is:
x = 75 degrees
In radians, this is:
x = 5π/12 radians
Step-by-step explanation: can i get brainliest pretty pls
22) Determine
if each is a
combination or permutation.
1 point
22) There are 120 athletes at a meeting. They
each give a Valentine's Day card to
everyone else. How many cards were
given?
A) Combination
B) Permutation
Answer:
B) Permutation.
Colton is building a new shed for his backyard. The shed has a right rectangular prism for the base and triangular prism for the roof component. Colton included the dimensions of the shed in his diagram.
1.) How much can Colton store inside the new shed? Explain your reasoning.
2.) Colton wants to paint the outside of the shed including the door to match his house. Explain how much paint Colton will need to paint the shed.
3.) A gallon of paint covers 200 square feet and cost $16.99.
-How many cans of pain are needed?
-How much will it cost Colton to paint the shed?
The volume Colton store inside the new shed is 640 cubic feet.
We are given that;
length=10, width=8, height=6
Now, we can calculate the volumes of each part:
Volume of base prism = lwh Volume of base prism = (10)(8)(6) Volume of base prism = 480 cubic feet
Volume of roof prism = Bh Volume of roof prism = (0.5)(8)(4)(10) Volume of roof prism = 160 cubic feet
Volume of shed = Volume of base prism + Volume of roof prism Volume of shed = 480 + 160 Volume of shed = 640 cubic feet
Therefore, by the given prism the answer will be 640 cubic feet.
Learn more about a rectangular prism;
https://brainly.com/question/21308574
#SPJ1
A car service charges customers a flat fee per ride (which is higher during rush hour traffic) plus charges for each
minute and each mile. Suppose that, in a certain metropolitan area during rush hour, the flat fee is $4, the cost per
minute is $0.20, and the cost per mile is $1.50. Let x be the number of minutes and y the number of miles. At the end
of a ride, the driver said that the passenger owed $18.70 and remarked that the number of minutes was three times
the number of miles. Find the number of minutes and the number of miles for this trip.
Answer:
Step-by-step explanation:
Let's use the given information to set up two equations involving the number of minutes and the number of miles, and then solve for those variables.
First, we know that the total cost of the ride is the sum of the flat fee, the cost per minute times the number of minutes, and the cost per mile times the number of miles. So we have:
$18.70 = 4 + 0.20x + 1.50y$
We also know that the number of minutes is three times the number of miles, so we have:
$x = 3y$
Now we can substitute the second equation into the first equation and solve for y:
$18.70 = 4 + 0.20(3y) + 1.50y$
$18.70 = 4 + 0.60y + 1.50y$
$18.70 = 4 + 2.10y$
$14.70 = 2.10y$
$y = 7$
So the number of miles for this trip is 7. Using the second equation, we can find the number of minutes:
$x = 3y = 3(7) = 21$
Therefore, the number of minutes for this trip is 21.
Answer:
7 miles21 minutesStep-by-step explanation:
You want the minutes and miles for a trip that had a total cost of $18.70, which included a $4 flat fee, and $1.50 per mile plus $0.20 per minute. The number of minutes was 3 times the number of miles.
Effective rateIf each mile had a charge of $1.50 plus a charge for 3 minutes at $0.20 per minute, the effective travel charge per mile was ...
$1.50 +3(0.20) = $2.10 per mile
Travel chargeThe total cost of the trip included a fixed $4 fee plus the travel charge, so the travel charge was ...
travel charge = total - fixed fee = $18.70 -4.00 = $14.70
MilesThe number of miles that result in this travel charge is ...
$14.70 / ($2.10/mile) = 7 miles
The number of minutes is 3 times this, or ...
(7 miles)·(3 minutes/mile) = 21 minutes
The charge was for 21 minutes and 7 miles.
__
Additional comment
Often, when there is a fixed relationship between elements of a problem, it is convenient to combine them in a group. The equation for the number of groups is often much simpler, even to the point of allowing you to solve the problem mentally. Here, our "group" was 1 mile and 3 minutes.
This can be a useful strategy even when there is an excess. For example, if there are 3 more nickels than quarters, we know those 3 nickels add 15¢ to the value of the 30¢ groups that consist of 1 quarter and 1 nickel. When you find the number of groups, you immediately know the number of quarters. You have to add 3 to get the number of nickels.
answer quick pls!!!!!!!!!
1. The transformation here is the vertical transformation
2. This is a horizontal transfprmation
3. This is a 90 degree clockwise rotation
What is a transformation in mathematics?In mathematics, 'transformation' signifys a performance or executable that modifies the positioning, orientation, magnitude, or silhouette of a geometric shape or set of coordinates while preserving specific features.
Transformations are a prevalent idea in various sections of math, including geometry, linear algebra and functional appraisals. Below are some of the generality popular metamorphoses:
Translation: A transformation that migrates each point of an item by the equivalent length in the equivalent direction. This does not adjust the subject's scale or facing.
Rotation: A conversion that rotates a subject round a pin-point termed the center of rotation, by a distinct angle.
Read more on translation here:https://brainly.com/question/1574635
#SPJ1
c=5 km
b=2 km
What is the length of the missing leg? If necessary, round to the nearest tenth.
kilometers
The length of the missing leg is √29 units
Given that c=5 km and b=2 km
We have to find the value of a
The length of the missing leg is a which is hypotenuse which we have to find.
c²+b²=a²
5² + 2² =a²
25+4=a²
29=a²
Square root on both sides
a=√29 units
Hence, the length of the missing leg is √29 units
To learn more on trigonometry click:
https://brainly.com/question/25122835
#SPJ1
360-159 QUESTION 2 If cos 21° =k, determine the following in terms of k without using a calculator: S 2.1 sin 21° 2.2 cos 201⁰ 2.3 cos 42° 2.4 cos 51° (05 (150+93) 90 19040 (2012) Sell CAHI TOR 360+ -60 360- 12700 1 360-0 (0369 159 4x 360. x² + y² x²+ K²= Si (90-69) *² (2-1 21 [
The values of the trigonometry ratios are sin(21) = √(1 - k²), cos(201) = -k, cos(42) = 2k² + 1 and cos(51) = k√3/2 - 1/2√(1 - k²)
Calculating the values of the trigonometry ratiosGiven that cos 21° =k
Next, we calculate the trigonometry ratios as follows
(1) sin 21°
Here, we use
sin²(x) + cos²(x) = 1
So, we have
sin²(21) + cos²(21) = 1
This gives
sin²(21) + k² = 1
By subtraction, we have
sin²(21) = 1 - k²
Take the square roots
sin(21) = √(1 - k²)
(2) cos 201⁰
This is calculated using
cos(a + b) = cos(a)cos(b) - sin(a)sin(b)
So, we have
cos(180 + 21) = cos(180)cos(21) - sin(180)sin(21)
Evaluate the ratios
cos(201) = -1 * k - 0 * √(1 - k²)
So, we have
cos(201) = -k
(3) cos 42°
Here, we have
cos(a + a) = cos²(a) - sin²(a)
So, we have
cos(21 + 21) = cos²(21) - sin²(21)
Evaluate the ratios
cos(42) = k² + 1 + k²
So, we have
cos(42) = 2k² + 1
(4) cos 51°
This is calculated using
cos(a + b) = cos(a)cos(b) - sin(a)sin(b)
So, we have
cos(30 + 21) = cos(30)cos(21) - sin(30)sin(21)
Evaluate the ratios
cos(51) = √3/2 * k - 1/2 * √(1 - k²)
So, we have
cos(51) = k√3/2 - 1/2√(1 - k²)
Read more about trigonometry ratios at
https://brainly.com/question/24349828
#SPJ1
A
b
B
0
PC
Solve the right triangle shown in the figure.
BC= 1.6in, ZA = 48.8°C = 90°
a. AC=0.3in, B = 41.20, AB = 1.6in
b. AC=2.5in, ZB= 41.20, AB = 3.0in
C.
AC 1.4in, ZB= 41.20, AB= 2.1in
d. AC=2.5in, B = 41.2°, AB= 2.1in
Please select the best answer from the choices provided
=
Check the picture below.
[tex]\tan(48.8^o )=\cfrac{\stackrel{opposite}{1.6}}{\underset{adjacent}{b}} \implies b=\cfrac{1.6}{\tan(48.8^o)}\implies b\approx 1.4 \\\\[-0.35em] ~\dotfill\\\\ \sin(48.8^o )=\cfrac{\stackrel{opposite}{1.6}}{\underset{hypotenuse}{c}} \implies c=\cfrac{1.6}{\sin(48.8^o)}\implies c\approx 2.1[/tex]
Make sure your calculator is in Degree mode.
add 1 million and 257 million subtract 1090 million add the remainder see what you get
Answer:
Ok, let's follow the steps:
1 million + 257 million = 258 million
258 million - 1090 million = -832 million
Now, I'm not sure what you mean by "add the remainder", since we don't have any remainder to add. However, if you meant "add the absolute value of the remainder", we can do that. The absolute value of -832 million is 832 million. So, adding that to our result, we get:
-832 million + 832 million = 0
Therefore, the final result is 0.
If x=1 y=2find the value of 2x+3y
Answer:8
Step-by-step explanation:2*1+3*2=8
can you answer this question for me it is shown in the picture
The slope of the line is given as follows:
m = -1/8.
How to define a linear function?The slope-intercept representation of a linear function is given by the equation shown as follows:
y = mx + b
The coefficients m and b have the meaning presented as follows:
m is the slope of the function, representing the increase/decrease in the output variable y when the input variable x is increased by one.b is the y-intercept of the function, representing the numeric value of the function when the input variable x has a value of 0. On a graph, it is the value of y when the graph of the function crosses or touches the y-axis.From the table, we have that when x increases by 8, from x = -16 to x = -8, y decays by one, from y = 8 to y = 7, hence the slope m is given as follows:
m = -1/8.
More can be learned about linear functions at https://brainly.com/question/15602982
#SPJ1
you have housing and fixed expenses of $813.52 a month you want to have a 6 month emergency fund and you want to have it funded in 18 months how much must you save per month?
Answer:
271.17 is the answer
Step-by-step explanation:
we know that the housing and fixed expenses of $813.52/month.
6 months emergency funds
= 813.52 × 6 = 4881.82
We know that you want to have it funded in 18 months
put it fraction will solve the problem:
[tex]\frac{4881.12}{18}[/tex] = 271.17
271.71 being the answer
PLEASE NEED HELP!!
a) what is the range of values that the game operator can use to represent a winner getting a stuffed animal?
b) using your answer in part A find the percentage of the 10 simulated winners who got a stuffed animal?
a) The range of values that the game operator can use to represent a winner getting a stuffed animal is given as follows:
1 to 45.
b) The percentage of the 10 simulated winners who got a stuffed animal is of: 40%.
How to calculate a probability?A probability is calculated as the division of the desired number of outcomes by the total number of outcomes in the context of a problem/experiment.
There is a 45% theoretical probability of getting a stuffed animal, hence the range of values can be given as follows:
1 to 45.
From the table, out of 10 winners, 4 have numbers ranging from 1 to 45, hence the percentage is given as follows:
p = 4/10 x 100%
p = 40%.
More can be learned about probability at https://brainly.com/question/24756209
#SPJ1
A) A garden is extended by equal length on two sides find a polynomial that represents how much square foot of soil you need to cover the extended area only.
B) If the original garden was extended by 6 ft on each side what percent of the new garden will be extended
Answer:
1. Let’s assume that the original garden was a rectangle with width w and length l. After extending it by equal length on two sides, we get a new rectangle with width w+2x and length l+2x. The area of the new rectangle is (w+2x)(l+2x). To find the area of the extended area only, we need to subtract the area of the original garden from the area of the new rectangle. The area of the original garden is wl. Therefore, the polynomial that represents how much square foot of soil you need to cover the extended area only is:
(w+2x)(l+2x) - wl
which can be simplified as:
wl + 2lx + 2wx + 4x^2 - wl
The polynomial can be further simplified as:
4x^2 + 2lx + 2wx
2. If the original garden was extended by 6 ft on each side, then the new garden will be extended by 175% 1.
To calculate this percentage, we can use the formula:
% increase = (new value - old value) / old value * 100%
The original garden has an area of 64 square feet (8 feet x 8 feet). If we extend each side by 6 feet, then the new garden will have an area of 196 square feet (14 feet x 14 feet).
So, using the formula above:
% increase = (196 - 64) / 64 * 100%
% increase = 132 / 64 * 100%
% increase = 206.25%
Therefore, if the original garden was extended by 6 ft on each side, then the new garden will be extended by 206.25% 1.
I hope this helps! Let me know if you have any other questions.
Step-by-step explanation:
Find the tangent of
J
I
K
√35
√79
Write your answer in simplified, rationalized form. Do not round.
The calculated value of the tangent of J is tan(J) = √35/√79 or tan(J) = √2765/79
Finding the tangent of JFrom the question, we have the following parameters that can be used in our computation:
Opposite = √35
Adjacent = √79
The tangent of J is calculated as
tan(J) = Opposite/Adjacent
Substitute the known values in the above equation, so, we have the following representation
tan(J) = √35/√79
So, we have
tan(J) = √2765/79
Hence, the solution is √2765/79
Read more about trig at
https://brainly.com/question/24349828
#SPJ1
Which transformations can be used to carry ABCD onto itself? Check all that
apply.
8
5
4
3
2
1
0
D
A
с
B
1 2 3 4 5 6
X
A. Reflection across the line y = 2
B. Reflection across the line x = 3
C. Rotation of 90°
D. Translation two units down
4
The transformations that would lead to ABCD being carried onto itself would be:
A. Reflection across the line y = 2B. Reflection across the line x = 3How to find the transformations ?For shapes to be transformed such that they are carried into themselves, a reflection can be used if the line of reflection is at the midpoint of the shape. That way, when reflected, it is reflected into itself.
Looking at ABCD, we see that y = 2 would be the midpoint horizontally. This transformation would therefore carry it into itself. The same is true for x = 3.
Find out more on transformation at https://brainly.com/question/29788009
#SPJ1
0.00000124 as a power of 10
The scientific notation of the given number is 1.24×10⁻⁶.
The given number is 0.00000124.
Scientific notation is a method for expressing a given quantity as a number having significant digits necessary for a specified degree of accuracy, multiplied by 10 to the appropriate power such as 1.56×10⁷.
Here, 0.00000124=1.24×10⁻⁶.
Therefore, the Scientific notation of the given number is 1.24×10⁻⁶.
To learn more about the Scientific notation visit:
https://brainly.com/question/18073768.
#SPJ1
6. Find the degree of each vertex in the graph below.
The degree of each vertex is 4, 1, 2, 3, and 2.
The degree of each vertex in a graph:
To find the degree of each vertex in a graph, you need to count the number of edges that are incident on that vertex.
The degree of a vertex is the number of edges connected to it. Here are the steps you can follow to find the degree of each vertex in a graph:
1. Identify all the vertices in the graph.
2. For each vertex, count the number of edges that are incident on it. To do this, you can follow the edges that are connected to the vertex and count them.
3. Record the degree of each vertex.
Here we have a graph
The number of vertices in the graph is 5
Let's name each vertex as shown in the figure
To vertice A, 4 edges are connected
Hence, the degree of vertice A is 4
To Vertice B, 1 edge is connected
Hence, the degree of vertice B is 1
Similarly
Degree of Vertice C is 2
Degree of vertice D is 3
Dergree of vertice E is 2
Therefore,
The degree of each vertex is 4, 1, 2, 3, and 2.
Learn more about Graphs at
https://brainly.com/question/17049901
#SPJ1
Which inequality represents this number line?
The inequality that represents the number line given in the image above is: D. x > -1.
How to Find the Inequality that Represents a Number line?A number line is a straight line that represents the set of real numbers, with each point on the line corresponding to a unique real number, as shown in the given diagram above.
There's an unshaded or open circle on the number -1, and an arrow extending from zero to your right. This means that -1 is not included in the possible values of x. It also means the x is greater than -1.
Therefore, the inequality is: D. x > -1.
Learn more about inequality on a number line on:
https://brainly.com/question/24372553
#SPJ1
Assume that a researcher randomly selects 14 newborn babies and counts the number of girls selected, x. The probabilities corresponding to the 14 possible values of x are summarized in the given table. Answer the question using the table.
Probabilities of Girls
column chart ( (x(girls) P(x) x(girls) P(x) x(girls) P(x) )(0 0.000 5 0.122 10 0.061)(1 0.001 6 0.183 11 0.022)(2 0.006 7 0.209 12 0.006)(3 0.022 8 0.183 13 0.001)(4 0.061 9 0.122 14 0.000) )
Find the probability of selecting exactly 8 girls.
From the table, we can see that the probability of selecting exactly 8 girls is 0.183.
Therefore, the answer is:
P(x=8) = 0.183
The probability of selecting exactly 8 girls out of a sample of 14 newborn babies is 0.183 or approximately 18.3%.
What is Probability?It is a branch of mathematics that deals with the occurrence of a random event.
The given table shows the probabilities of selecting different numbers of girls (x) out of a sample of 14 newborn babies.
The probability of selecting exactly 5 girls is 0.122, which means that in a large number of random samples of 14 newborn babies
We would expect to find approximately 0.122 × (total number of samples) with exactly 5 girls.
To find the probability of selecting exactly 8 girls, we look at the value in the table for x = 8, which is 0.183.
Therefore, the probability of selecting exactly 8 girls out of a sample of 14 newborn babies is 0.183 or approximately 18.3%.
To learn more on probability click:
https://brainly.com/question/11234923
#SPJ2
3. A 529 Plan is a college-savings plan that allows relatives to invest money to pay for a child's future
college tuition; the account grows tax-free. Lily wants to set up a 529 account for her granddaughter
and wants the account to grow to $40,000 over 18 years. She believes the account will earn 6%
compounded semi-annually (twice a year). To the nearest dollar, how much will Lily need to invest in
the account now?
Lily will need to invest $16,483.29 in the account now to have $40,000 in 18 years.
What is simple and compound interest?The two types of interest computations utilised in finance are simple interest and compound interest.
Simple interest is just computed on the principal, or the initial amount borrowed or invested. For a specific amount of time, the interest rate is applied to the principal sum, and each period's interest earned or charged is the same.
On the other hand, compound interest is calculated using both the original principal and any prior interest payments. The principal is increased by the interest generated in each month, and the new sum serves as the foundation for computing interest in the following period.
The compound interest is given by the formula:
[tex]A = P(1 + r/n)^{(nt)}[/tex]
Isolating the value of P we have:
[tex]P = A/(1 + r/n)^{(nt)}[/tex]
Now, substituting the values A = $40,000, r = 0.06 (6% as a decimal), n = 2 (compounded semi-annually), and t = 18 years:
[tex]P = $40,000/(1 + 0.06/2)^{(2*18)}\\P = $40,000/(1.03)^{36}[/tex]
P = $40,000/2.4271
P = $16,483.29
Hence, Lily will need to invest $16,483.29 in the account now to have $40,000 in 18 years.
Learn more about compound interest here:
https://brainly.com/question/13001287
#SPJ1
What is the Surface Area of the cube below?
Answer:
294
Step-by-step explanation:
First, we can find the area of one of the cube's sides.
A = length × width
A(side) = 7 × 7
A(side) = 49
We know that a cube has 6 sides. Therefore, to get the surface area of the cube, we can multiply the area of 1 side by 6.
SA = A(side) × 6
SA = 49 × 6
SA = 294
help me this is due tomorrow and i have to go to sleep
Answer: The possible length of the third side is probably 23cm.
All I did was add 9cm and 15cm which equaled 24cm and you could give that answer or any other number below 24.
Answer:
7 ≤ s ≤ 23; any number of centimeters between 7 and 23 cm.
Step-by-step explanation:
You want to know possible lengths of the third side of a triangle with side lengths 9 cm and 15 cm.
Triangle inequalityThe triangle inequality requires the sum of the two shorter side exceed the longest side. When two sides are given, this means the length of the third side lies between their difference and their sum.
The third side s must satisfy ...
15 -9 < s < 15 +9
6 < s < 24
The third side can have any whole number value between 7 cm and 23 cm, inclusive. For example, it might be 7 cm or it might be 20 cm.
<95141404393>
What is the surface area of the box formed by the pattern below?
Answer:
h
Step-by-step explanation:
An intrusion detection system (IDS) is designed to provide an alarm whenever unauthorized access to a computer system occurs. The probability of the system giving a false alarm is defined by the symbol a , while the probability of a missed detection is defined by the symbol b. These symbols are used to represent Type I and Type II error rates, respectively, in a hypothesis testing scenario. According to a college research laboratory, only 13 in 6,500 computer sessions with no intrusions resulted in a false alarm. For the same system, the laboratory found that only 500 of 2,000 intrusions were actually detected. Use this information to estimate the values of a and b. C) what is the value of a? (round to four decimal as needed.)
The estimated values of a and b are given below:
probability of Type I error, a = 0.002probability of Type II error, b = 0.75What is the probability of a false positive and a false negative?The probability of Type I error (false positive) is denoted by a.
The probability of Type II error (false negative) is denoted by b.
Data provided:
In 6,500 computer sessions with no intrusions, only 13 resulted in a false alarm.
Hence, the probability of a false alarm is 13/6,500 = 0.002.
Therefore, the estimated value of a = 0.002
Only 500 were detected out of 2,000 intrusions.
Hence, the probability of a missed detection is (2,000 - 500)/2,000 = 0.75.
The probability of true positive is 500/2,000 = 0.25
The estimated value of b will be 1 - true positive rate = 1 - 0.25
b = 0.75
Learn more about probability at: https://brainly.com/question/24756209
#SPJ1
In some ANOVA summary tables you will see, the labels in the first (source) column are Treatment, Error, and Total. Which of the following reasons best explains why the within-treatments sum of squares is sometimes referred to as the “error sum of squares”?
The within-treatments sum of squares is sometimes referred to as the "error sum of squares" because it represents the amount of variability in the data that is not accounted for by the treatment effect. In other words, it represents the variability that is due to random error or chance factors that are not related to the treatment. The error sum of squares is used to estimate the variance of the population from which the samples were drawn. The F-ratio is then calculated by comparing the treatment mean square to the error mean square. If the treatment effect is significant, then the treatment mean square will be larger than the error mean square, resulting in a larger F-ratio and a rejection of the null hypothesis. Therefore, the error sum of squares is an important component of the ANOVA table as it helps to determine whether the treatment effect is significant or not.
If my answer helped you, please consider rating it 5 stars or marking me as Brainliest answer.
If you would like me to answer more questions, feel free to message me!
Best of luck in your studies going forward,
RobertOnBrainly.
Point A is at 0 radians with coordinates (1,0) on the unit circle. Point B is the result of point A rotating -5π/4 radians. Name two other angles of rotation that take A to B. At least one must be negative. Explain your reasoning.
The other two angle of rotation that connect A and B are 3π/4 radians and -13π/4 radians
To rotate point A to point B, we are rotating -5π/4 radians counterclockwise from the positive x-axis. To find two other angles of rotation that take A to B, we can add or subtract multiples of 2π radians, since this will result in a full revolution around the unit circle.
First, to find a negative angle of rotation that takes A to B, we can subtract 2π radians from -5π/4 radians:
-5π/4 - 2π = -13π/4
This tells us that rotating point A -13π/4 radians (or 3π/4 radians clockwise) will take it to point B.
Next, to find a positive angle of rotation that takes A to B, we can add 2π radians to -5π/4 radians:
-5π/4 + 2π = 3π/4
This tells us that rotating point A 3π/4 radians counterclockwise will take it to point B.
Therefore, the other two angle of rotation that connect A and B are 3π/4 radians and -13π/4 radians
Learn more about Unit circle here
brainly.com/question/29268357
#SPJ1
which ordered pair is a solution to the followung system of inequalities?
y< -x2 + x
y>x2 - 4
(0,-1)
(1,1)
(2,-3)
(3,-6)
The only ordered pair that is a solution to the given system of inequalities is (0, -1).
What is inequalities?Inequalities are mathematical statements that describe a relationship between two values or expressions that are not necessarily equal. In an inequality, the symbols "<" (less than), ">" (greater than), "≤" (less than or equal to), "≥" (greater than or equal to), or "≠" (not equal to) are used to indicate the relationship between the expressions.
In the given questions,
To determine if an ordered pair is a solution to a system of inequalities, we must check if the pair satisfies all the inequalities in the system.
For the given system of inequalities:
y < -x² + x
y > x² - 4
Checking each of the given ordered pairs:
(0, -1):
-1 < -0² + 0 is true
-1 > 0² - 4 is true
So, (0, -1) is a solution to the system of inequalities.
(1, 1):
1 < -1² + 1 is false
1 > 1² - 4 is true
So, (1, 1) is not a solution to the system of inequalities.
(2, -3):
-3 < -2² + 2 is true
-3 > 2² - 4 is false
So, (2, -3) is not a solution to the system of inequalities.
(3, -6):
-6 < -3² + 3 is false
-6 > 3² - 4 is false
So, (3, -6) is not a solution to the system of inequalities.
Therefore, the only ordered pair that is a solution to the given system of inequalities is (0, -1).
To know more about inequalities, visit:
https://brainly.com/question/13053559
#SPJ1
alondra is starting a college savings account. She has already saved $400. she devises a periodic savings plan with a monthly deposit to save $7,000 in 3 years as shown
According to the data, Alondra would have to save $275 each month if she wants to have $7,000 after two years.
How to calculate how much Alondra must save to have $7,000 after 2 years?To calculate the savings that Alondra must make to have $7,000 after 2 years we must carry out the following procedure:
First, we must subtract $400 from her initial contribution to your savings.
$7,000 - $400 = $6,600
Then we must divide $6,600 into the number of months that are 2 years (24 months).
$6,600 / 24 = $275
Based on the above, if she saves $275 of her salary each month, she will have $7,000 after 2 years. This is possible because her monthly payment is $358.41
Learn more about savings at: https://brainly.com/question/30004719
#SPJ1
On a separate sheet of paper, sketch a sine function graph with a period of 2 and an amplitude of 2. In the box below, enter the equation of the graph. ( ASAP!!
The equation of the graph is y = 2sin(πx) with a period of 2 and an amplitude of 2
The general equation for a sine function is:
y = A × sin(Bx)
Where A represents the amplitude and B represents the frequency, which is related to the period of the function.
In this case, the given period is 2, which means the frequency (B) can be calculated as:
B = 2π / period = 2π / 2 = π
The given amplitude is 2 (A = 2).
Therefore, the equation of the graph is y = 2sin(πx)
To learn more on trigonometry click:
https://brainly.com/question/25122835
#SPJ1
A parent makes a sequence of 18 yearly deposit of 1000 each at the end of the year in a savings account of which interest is compounded annually at 6.2%. Find the amount of annuity.
The amount of annuity is $56,935.
the amount of annuity can be calculated by the use following the formulation:
[tex]A = R * ((1 + r)^n - 1) / r[/tex]
Wherein:
A = amount of annuityR = yearly deposit quantityr = interest rate in keeping with 12 monthsn = number of yearsIn this case, we've:
R = $1000
r = 6.2% = 0.062
n = 18
So, plugging in the values, then we will get the value as:
[tex]A = $1000 * ((1 + 0.062)^{18 }- 1) / 0.062[/tex]
A = $1000 * (4.238 - 1) / 0.062
A = $1000 * 56.935
A = $56,935
Consequently, the amount of annuity is $56,935.
Learn more about Compound Interest formula:-
https://brainly.com/question/24274034
#SPJ1