The change in score can be shown as:
15 - 15 - 20On the number line we'll get:
15 → 0 → - 20And the points marked are:
- 20, 0, 15Part BThe final score is:
15 - 15 - 20 =- 20PLEASE HELP ME IAM GROUNDED AND MY MOM IS FURIOUS BECAUSE I HAVE AN F
Answer:
k=151, g=71, m=29, h=109
Step-by-step explanation:
Vertical angles and sum theory. lmk if you want an in detail explanation
isaac's favorite cereal is running a promotion that says 111-in-444 boxes of the cereal contains a prize. suppose that isaac is going to buy 666 boxes of this cereal, and let xxx represent the number of prizes he wins in these boxes. assume that these boxes represent a random sample, and assume that prizes are independent between boxes. what is the probability that he wins exactly 222 prizes in the 666 boxes? you may round your answer to the nearest hundredth.
Using the binomial distribution, there is a 0.6328 = 63.28% probability that she wins at most 1 prize.
For each box, there are only two possible outcomes, either it has a prize, or it does not. The probability of a box having a prize is independent of any other box, hence, the binomial distribution is used to solve this question.
Binomial probability distribution
The parameters are:
x is the number of successes.
n is the number of trials.
p is the probability of a success on a single trial.
In this problem:
She buys 5 boxes, hence
1 in 4 boxes has a prize, hence
The probability is:
P ( X ≤ 1 ) =P ( X = 0 ) + P ( X = 1 )
Then ,
P ( X ≤ 1 ) = P ( X = 0 ) + P ( X = 1 )
= 0.2373 + 0.3955
= 0.6328
Thus 0.6328 = 63.28% probability that she wins at most 1 prize
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A rectangular room is
4
meters longer than it is wide, and its perimeter is
32
meters. Find the dimension of the room.
Find the length and the width.
Answer: 60 m squared dimensions
6 m width
10 m length
Step-by-step explanation:
subtract 8 from the perimeter to account for 2 sides having the extra length then divide the answer by 4 to get the length if all the sides were equal
32-8=24
24/4=6
then add the 4 m back to the answer to get the length
Selecting the number of bins is an important decision when working with histograms. Are there any rules or recommendations for choosing the number or width of bins? what happens if we use too many or too few bins?.
When working with Histograms, choose from 5 to 20 bins. The greater the data collection, the more probable it is that you will require a high number of bins. For example, a collection of 12 data points may deserve 5 bins, whereas a set of 1000 numbers will most likely benefit from 20 bins. The exact number of bins is typically a matter of personal preference.
What is a Histogram?
A histogram displays numerical data by arranging it into equal-width "bins." Each bin is represented by a bar, the height of which corresponds to the number of data points in that bin. Bins are sometimes known as "intervals," "classes," or "buckets."
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Which expression is equivalent to 8(x+3)−14(20x−56)
8(101 -34x) is the equivalent expression of 8(x+3)−14(20x−56)
What is the equivalent expression?
Equivalent expressions can be defined as expressions that are the same, even though they may look a little different. If you plug in the same variable value into equivalent expressions, they will each give you the same value when you simplify
Given 8(x+3)−14(20x−56)
By eliminating the parenthesis:
8(x+3)−14(20x−56) = ( 8(x) + 8(3) ) - ( 14(20x) - 14(56) )
= 8x + 24 - 280x + 784 Add/Subract like terms
= -272x + 808
= 8(-34x + 101)
= 8 (101 -34x)
Therefore the equivalent expression for 8(x+3)−14(20x−56) is 8(101 -34x)
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By visual inspection, determine the best-fitting regression model for the data plot below.
The best fitting regression model for the given data plot is A.Quadratic
The curve-shaped graph of a quadratic function is known as a parabola. On the graph, it is either the highest or lowest point. You can imagine it as the parabola's endpoint.
It is a diagram that illustrates the connection between two or more values or objects. Linear simply implies straight. Straight-line graphs called linear graphs are used to show the relationship between two quantities.
A curve that depicts an exponential function is known as an exponential graph. A curve with a horizontal asymptote and either an increasing slope or a decreasing slope is called an exponential graph. i.e., it begins as a horizontal line, increases or drops gradually, and then the growth or decay accelerates.
The given curve is Quadratic as its graph is parabolic in nature.
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View the image attatchment for question.
Answer: -4 only
Step-by-step explanation:
Though f(x) approaches -2 for the x-values of -5, -4, and -2, the limits for -5 and -2 don't exist because the left and right hand limits are not equal.
What is distance between (3, 8) and (5, 14)? Round to the nearest tenth if necessary (example 5.6).
Answer:
Step-by-step explanation:
1.\left(x_1,\:y_1\right),\:\left(x_2,\:y_2\right):\quad \sqrt{\left(x_2-x_1\right)^2+\left(y_2-y_1\right)^2}
2.\sqrt{\left(5-3\right)^2+\left(14-8\right)^2}
3.2\sqrt{10}
Write the equation of a line with slope=2/3 and passes through the point (15/6, -4/11)
Answer: y=2/3x-2.03
Step-by-step explanation: This may not be exactly correct, and I don't know if you're using standard form, but I used demos the graphing calculator to make a graph, and that matches down to the 0.03 of the line.
I hope this helps, brainliest would be appreciated <3
Find the area of a circle
Answer: 452 cm squared
Step-by-step explanation:
Since the diameter is the radius times two, the radius of this circle is 24 divided by 2 which is 12. To find the area of a circle you multiply the radius by pi. Pi= 3.14, so 3.14(pi) times 12(radius)= 452.16 cm.
Answer:
452.16 ft²
Step-by-step explanation:
find radius
24 : 2 = 12 ft
find area (πr²)
π12² =
3.14 * 12² =
3.14 * 144 =
452.16 ft²
a researcher could be examining what percentage of golfers buy only titleist balls, or might be looking at what percentage of high school students buy from taco bell between meals. in either case, the mean or percentage is derived from a sample, so it is:
The mean and percentage is deduced from a sample in either case, so it is: the statistic for the sample.
What is defined as the sample statistic?A sample statistic (or simply statistic) is any number calculated from the sample data. The sample median, average, sample standard deviation, as well as percentiles are some examples. Because it is based on data acquired through random sampling, a type of random experiment, a statistic is a random variable. As a result, a statistic is both known and random.For the given question,
A researcher could be looking at which percentage of golfers only use Titleist balls, or what proportion of high school students eat at Taco Bell between meals.
As a result, either in case, the mean as well as percentage is deduced from a sample, as follows: statistics from a sample.
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Question 1 of 21
If r= 1 and 0 = 5, what is the approximate arc length?
A. 2.618 units
B. 0.883 units
C. 15.708 units
D. 3.927 units
The distance between two places along a segment of a curve is known as the arc length.
What is arc length of a circle?
The distance between two places along a segment of a curve is known as the arc length. Curve rectification is the process of measuring the length of an irregular arc section by simulating it with connected line segments.
There are a finite number of segments in the rectification of a rectifiable curve. Using the arc length formula, one may determine a circle's arc length given its radius and center angle. Arc length is equal to r, where r is the radian unit. Arc length is equal to (r/180), where r is the radius in degrees.,
Given :[tex]$r=1, \theta=5 \pi / 6$[/tex]
Now, arc length
[tex]&=\theta / 2 \pi * 2 \pi r \\[/tex]
[tex]&=(5 \pi / 6) / 2 \pi \times 2 \times 3.14 \times 1 \\[/tex]
[tex]&=5 / 12 \times 6.28 \\[/tex]
[tex]&=31.4 / 12[/tex]
=2.618 units
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what is the value of 7 p + q/3 when p=6 and q=12
Answer:
46
Step-by-step explanation:
What x-value makes the set of ratios equivalent? Tiles 2 : 3 = 6 : x ,4 : 7 = x : 42 , 2x : 48 = 3 : 12, 12 : 15 = x : 20Pairs691624
What x-value makes the set of ratios equivalent? Tiles 2 : 3 = 6 : x ,4 : 7 = x : 42 , 2x : 48 = 3 : 12, 12 : 15 = x : 20
Part 1
we have
2 : 3 = 6 : x
value of x=9
Part 2
4 : 7 = x : 42
x=24
Part 3
2x : 48 = 3 : 12
2x=12
x=6
Part 4
12 : 15 = x : 20
x=16
need help with this asap!!!!!
Answer:
that looks hard
Step-by-step explanation:
Question 12 of 25
Which of these terms does not describe polygon A'B'C'D?
Polygons A'B'C'D' are not described by the rem preimage. The initial form before a change is known as the preimage. The transformation in the example below involves both a rotation and a dilation.
What are polygons?When three or more line segments are connected to one another, a polygon is created, which is a closed, two-dimensional, plane shape. Most frequently, when learning about geometry, we run into polygons.
A closed two-dimensional figure with three or more straight lines is what a polygon is defined as in geometry. Poly means "many" and gon means "angle" in Greek, making up the word "Polygon." We are surrounded by a wide variety of polygons.
An illustration of this is the hexagonal shape of a honeycomb. Every polygon has a unique structure, and they are all divided into different groups according to how many sides they have and other factors. This means that all polygons are closed plane shapes.
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carissa is a graph of the equation 4x+3y=-7 what will the slope Of Carissa graph be
Answer:
y= [tex]-\frac{4}{3}x-\frac{7}{3}[/tex], so [tex]-\frac{4}{3}[/tex] is your slope!
Step-by-step explanation:
It's best to get this equation in slope-intercept form, meaning to solve for y.
My work is shown below, as to how I solve for y.
4x + 3y = -7
3y = -7 - 4x
Afterward, divide the other side by 3.
y = (-4/3)x (-7/3)
That's how you get the answer. Hope this helped.
As, y = mx + b, and the m stands for the slope, -4/3 is your slope.
What is the product of the complex numbers below? (4 - 21)(1 + 7) O A. 18 - 307 - OB B. -10 - 301 O C. -10 + 261 + O + D. 18 + 261
Given:
[tex](4-2i)(1+7i)[/tex]To find: The product of two complex numbers:
Explanation:
On expansion we get,
[tex](4-2i)(1+7i)=4+28i-2i-14(i^2)[/tex]As we know,
[tex]i^2=-1[/tex]So, we w
pls help have to turn this in by midnight
Answer:
Point-slope form: y - 6 = -1/3(x + 6)
Slope-intercept form: y = -1/3x + 4
An exponent is always smaller in value than the base. true/false
False. Exponent can be as big as it wants
8. Kim made a pitcher of
lemonade. The pitcher already
contained 1 5/6 cups of
lemonade, and she added 2 2/3
more cups. How many cups
were in the pitcher when Kim
was finished?
Answer:
4 1/2
Step-by-step explanation:
Add the fractions:
11/6+8/3
11/6+16/6
27/6
27/6=4.5
While in Canada, Renita bought a
souvenir that is 14.5 centimeters
long. She knows that 1 inch equals
2.54 centimeters.What is the length of the souvenir in inches
"Here are some values of sequence D"
n | D(n)
1 | 13
5 | 7
7 | 4
A) "Write a recursive definition for the sequence"
B) "Write a definition for this sequence for the nth term"
Answer:
See below
Step-by-step explanation:
A) Recursive Definition
The value of each term in a sequence that starts at 13 is reduced by 1.5 for each step in the sequence.
B) Definition for nth Term
D(n) = D(1)+(n-1)(-1.5)
D(1) = 13
D(n) = 13+(n-1)(-1.5)
Examples:
D(5) = 13 + (5-1)*(-1.5)
D(5) = 13 + (4)*(-1.5)
D(5) = 13 - 6, or 7
------------------
D(7) = 13 + (7-1)*(-1.5)
D(7) = 13 + (6)*(-1.5)
D(7) = 4
Find the 63rd term of the following arithmetic sequence.
17, 21, 25, 29, ...
Answer:
265
Step-by-step explanation:
the nth term of an arithmetic progression is given by
[a+(n-1)d]
where "a" is the first term, "d" is the common difference and "n" is the term you're looking for
from the question, a= 17
d=4
n=63
substituting, [17+(63-1)4]=[17+248]=265
I need help solving this math problem
Answer: y=15, AQ=31, QX=14
Step-by-step explanation:
2y+1+y+1=45
3y=45
•1/3 to both sides
y=15
then substitute 15 for y in the other equations to get the result
Maggie used the commutative property to write 5 + .9y - & as the equivalent expression 6.9y+ 8-
5. Did Maggie apply
the commutative property correctly? Why or why not?
The commutative property is not applied properly
What is the commutative property?The commutative property is an algebraic property that states that
a + b = b + a and ab = ba
How to determine the true statement?The expression is given as
5 + .9y - 8
The second expression is given as
6.9y + 8 - 5
First, both expressions are not equivalent
This is because
5 + .9y - 8 = .9y - 3
6.9y + 8 - 5 = 6.9y + 3
Hence, Maggie did not apply the property properly
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a satellite can move at 17,000 miles per hour. how many hours will it take to reach a star that is three light years away? recall that and . show your work.
Hours satellite will take to reach a star that is three light years away is 1.039 * [tex]10^{9}[/tex] hours.
Given :
satellite can move at 17,000 miles per hour.
let t be the number of hours
Convert the disance to miles
3 light years = 3 * 9.5 * [tex]10^{12}[/tex] kilometers
= 3 * 9.5 * [tex]10^{12}[/tex] * 0.62 miles
= 1.767 * [tex]10^{13}[/tex] miles
divide by the speed to get the time in hours
t = 1.767 * [tex]10^{13}[/tex] miles /17000 miles /hour
t = 1.039 * [tex]10^{9}[/tex] hours
Hence hours satellite will take to reach a star that is three light years away is 1.039 * [tex]10^{9}[/tex] hours.
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Question content area top
Part 1
Point B has coordinates (5,1). The x-coordinate of point A is −3. The distance between point A and point B is 10 units. What are the possible coordinates of point A?
The possible coordinates of the point A is (-3, -5) and (-3, 7)
How the coordinates of point A can be calculated?The given parameters are:
Point B = (5, 1)Distance between the two points, D = 10 unitsx-coordinate of point A = −3This means that
A = (-3, y)
The distance between any two points is calculated as
D = √[(x₁ - x₂)² + (y₁ - y₂)²]
Substitute the known values in the above equation
So, we have
10 = √[(-3 - 5)² + (y - 1)²]
Evaluate the difference
10 = √[(-8)² + (y - 1)²]
Take the square of both sides
100 = (-8)² + (y - 1)²
So, we have
100 = 64 + (y - 1)²
Evaluate the like terms
(y - 1)² = 36
Take the square roots
y - 1 = ±6
This gives
y = 1 ± 6
So, we have
y = -5 and 7
Hence, the coordinates of point A is (-3, -5) and (-3, 7)
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8.
Mixed Practice: Simplify the expressions and express as a polynomial in standard form:
4. -3x(9x-4)
5.x(2x^2+x) 6. -5x^2-4x+1) 7. (3x-5y+z)-(2x-4y-z)
Answer:
4 = -27x^2+12x
5 = 2x^3+x^2
6 = -5x^2+4x-1
7 = x-y+2z
Step-by-step explanation:
Simple collecting like terms and distributive properties.
Which mixed number is the GREATEST?
Brain pop btw
A 3 5/8
B 8 1/2
C 7 1/5
D 1 7/5
Answer: 8 1/2
I can't give an explanation though