Answer:
Set your calculator to degree mode.
[tex] \frac{ \sin(29) }{6.78} = \frac{ \sin(x) }{4} [/tex]
[tex]6.78 \sin(x) = 4 \sin(29) [/tex]
[tex] \sin(x) = \frac{4 \sin(29) }{6.78} [/tex]
[tex]x = {sin}^{ - 1} ( \frac{4 \sin(29) }{6.78} ) = 16.62[/tex]
The number that belongs in the green box is 16.62.
PRESS ON THE QUESTION IF YOU DON'T UNDERSTAND
[tex] \frac{ - 2.5 \div 5 + 6.25 \times 2}{2.4 \div (1.2 - 2.4} [/tex]
[tex] - 2 \frac{3}{4} \div 1 \frac{3}{8} + ( \frac{2}{5} + \frac{3}{10}) \times 2 \frac{1}{7} [/tex]
show the formula using BEDMAS
The final simplified form of the equation using BEDMAS is:
76 + (55555co)/12 + TO + 47
To simplify the equation using the order of operations (BEDMAS), we'll follow these steps:
-12 - 11 - 10 - 9 - 8 - 7 + 6 + 5 + (co ÷ 12) × 55555 + 11 + 10 + 9 - 2 - 1 - TO - 9 - 10 - 11 + "12 × (4 ÷ 4) + 5 + 6 + 7 + 8 + 9 + 10 + 11 + 12
Let's simplify this step by step:
-12 - 11 - 10 - 9 - 8 - 7 = -57
-57 + 6 + 5 = -46
co ÷ 12 = co/12
co/12 × 55555 = (55555co)/12
(55555co)/12 + 11 + 10 + 9 = (55555co)/12 + 30
-2 - 1 = -3
TO - 9 - 10 - 11 = TO - 30
"12 × (4 ÷ 4) = 12
12 + 5 + 6 + 7 + 8 + 9 + 10 + 11 + 12 = 80
Now we can simplify the entire equation:
-46 + (55555co)/12 + 30 - 3 + TO - 30 + 80
To further simplify the equation:
46 + (55555co)/12 + 30 - 3 + TO - 30 + 80
Let's simplify the expression:
46 + (55555co)/12 + 30 - 3 + TO - 30 + 80
= 76 + (55555co)/12 + TO + 47
The final simplified form of the equation is:
76 + (55555co)/12 + TO + 47
Simplifying further depends on the value or expression assigned to "co" and "TO." Without specific values or expressions, we cannot provide a final simplified form of the equation.
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How do I rewrite x^2+5x+6 as equivalent to x^2+rx+sx+6
To rewrite equation [tex]x^2 + 5x + 6[/tex] as[tex]x^2 + rx + sx + 6[/tex], we need to choose suitable values for r and s that satisfy r + s = 5.
To rewrite the quadratic expression[tex]x^2 + 5x + 6[/tex] as equivalent to[tex]x^2 + rx + sx + 6[/tex] , we need to find the values of r and s that satisfy the equation.
Let's start by expanding [tex]x^2 + rx + sx + 6:[/tex]
[tex]x^2 + rx + sx + 6 = x^2 + (r + s)x + 6[/tex]
We can see that the coefficient of x in the original expression is 5, and in the rewritten expression, it is (r + s). Therefore, we want to find values for r and s such that r + s = 5.
Next, we need to consider the constant term. In the original expression, the constant term is 6, and in the rewritten expression, it is also 6. Therefore, we want r, s, and 6 to satisfy the equation.
Since r + s = 5, we can solve for one variable in terms of the other. For example, if we choose r = 3, then s = 2 to satisfy the equation. Alternatively, we could choose r = 4 and s = 1, or any other combination that adds up to 5.
So, rewriting [tex]x^2 + 5x + 6[/tex] as [tex]x^2 + rx + sx + 6[/tex]can be achieved by choosing suitable values for r and s that satisfy r + s = 5.
For example, if we choose r = 3 and s = 2, the equivalent expression would be [tex]x^2 + 3x + 2x + 6.[/tex]
In summary, to rewrite[tex]x^2 + 5x + 6[/tex]as [tex]x^2 + rx + sx + 6[/tex], we need to choose suitable values for r and s that satisfy r + s = 5.
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sin45+cos67-4554+97+64555+755577652-6622
The value of the given expression sin(45°) + cos(67°) - 4554 + 97 + 64555 + 755577652 - 6622 is approximately 755,642,129.099.
To find the value of the expression sin(45°) + cos(67°) - 4554 + 97 + 64555 + 755577652 - 6622, we can start by evaluating the trigonometric functions and then simplifying the arithmetic operations.
First, let's find the values of sin(45°) and cos(67°).
sin(45°) is equal to √2/2, approximately 0.7071, and cos(67°) is equal to 0.3919 (rounded to four decimal places).
Now, we can substitute these values into the expression:
0.7071 + 0.3919 - 4554 + 97 + 64555 + 755577652 - 6622
Next, let's perform the arithmetic operations:
0.7071 + 0.3919 = 1.099 (rounded to three decimal places)
1.099 - 4554 + 97 + 64555 + 755577652 - 6622
Simplifying further:
-4554 + 97 + 64555 = 60098
60098 + 755577652 - 6622 = 755642128
Finally, we have:
1.099 + 755642128 = 755642129.099
Note: The answer has been rounded to three decimal places for intermediate steps and provided as an approximate value due to rounding in trigonometric functions.
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Target Business is interested in buying a piece of equipment for $150,000.
The average useful life
of the equipment is 5 years, with projected annual cash flow of $22,000
Calculate the net present value of the equipment at 8%. no salvage value.
The net present value of the equipment is, $7,564.56.
Now, Based on the information , the net present value (NPV) of the equipment can be calculated using the formula:
NPV = (-Initial Investment) + (CF1 / (1+r)) + (CF2 / (1+r)) + ... + (CFn / (1+r)^n)
Where:
Initial Investment = $150,000
CF₁ - CFn = $22,000
r = 8%
Plugging in these values, we get:
NPV = (-$150,000) + ($22,000 / (1+0.08)) + ($22,000 / (1+0.08)) + ($22,000 / (1+0.08)) + ($22,000 / (1+0.08)) + ($22,000 / (1+0.08))
Simplifying the equation, we get:
NPV = -$150,000 + $20,370.37 + $18,828.67 + $17,405.10 + $16,088.71 + $14,871.71
Therefore, the net present value of the equipment is $7,564.56.
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Determine the value of x in the triangle below:
NO LINKS
Answer:
x = 12.85714286 (as a decimal)
x = [tex]\frac{90}{7}[/tex] (as a fraction)
Step-by-step explanation:
These 2 triangles are similar.
[tex]\frac{20}{x} = \frac{20 + 8}{x + 18}[/tex]
Cross-multiply both sides.20(x + 18) = x(20 + 8)
20x + 360 = 20x + 8x
20x + 360 = 28x
Take 20x away from both sides.360 = 28x
Divide both sides by 28.x = 12.85714286 or x = [tex]\frac{90}{7}[/tex]
I believe the correct anwser is 45
3. Determine the total cost of the automobile after down payment and finance cost. Round your answer to the nearest penny, do not use commas in your answer.
price of car: $46,890.00, percent down: 26%, finance cost: $792.00 per month for 60 months
answer: $___
The cost of the car is $59,711.4.
Since, A percentage is a number or ratio that can be expressed as a fraction of 100. If we have to calculate the percent of a number, divide the number by the whole and multiply by 100.
Given here:
Price of the car = $46,890.00,
percent down: 26%,
finance cost: $792.00 per month for 60 months
Thus Total cost= $46,890.00×0.26+60×792
= $12191.4 + $47520
= $59,711.4
Hence, The cost of the car is $59,711.4
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Review the points versus no points chart to answer the question:
Loan Terms Example 1 (No Points) Example 2 (One Point)
Loan Principal (after down payment) $292,670.00 $292,670.00
APR: fixed 4.1% 3.85%
Discount Points No points 1 point = $2,927.00
Total Interest over 30-Year Term $216,370.00 $201,250.00
Calculate the percent increase of total interest paid between purchasing one point and purchasing no points. Round the final answer to the nearest tenth.
6.0%
6.9%
8.9%
9.2%
The percent increase of total interest paid between purchasing one point and purchasing no points is approximately [tex]6.9[/tex]%.
To calculate the percent increase of total interest paid between purchasing one point and purchasing no points, we need to find the difference in total interest and then calculate the percentage increase.
For Example 1 (No Points), the total interest paid is $[tex]216,370.00[/tex].
For Example 2 (One Point), the total interest paid is $[tex]201,250.00[/tex].
The difference in total interest is $[tex]216,370.00[/tex] - $[tex]201,250.00[/tex] = $[tex]15,120.00[/tex].
To calculate the percentage increase, we divide the difference by the total interest of Example 1 and multiply by [tex]100[/tex]:
[tex]\[\frac{15,120.00}{216,370.00} \times 100 \approx 6.9\%\][/tex]
Therefore, it can be said that the percent increase of total interest paid between purchasing one point and purchasing no points is approximately [tex]6.9[/tex]% (rounded to the nearest tenth).
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Prove the following?
In both cases considered below, we have either x = m or m ∉ x. Therefore, m is an ∈-minimal element of X.
Let's consider a nonempty subset X ⊆ ℕ.
To prove that X has an ∈-minimal element, we can follow the given hint: pick an arbitrary n ∈ X and look at the intersection of X with the set {0, 1, 2, ..., n}.
Let's denote this intersection as Y = X ∩ {0, 1, 2, ..., n}.
We can observe the following:
Y is a nonempty subset of ℕ: Since X is nonempty, and we are intersecting it with a nonempty set {0, 1, 2, ..., n}, the resulting set Y = X ∩ {0, 1, 2, ..., n} will also be nonempty.
Y is a finite subset of ℕ: The set {0, 1, 2, ..., n} is finite, and the intersection of any two finite sets is also finite. Therefore, Y is a finite subset of ℕ.
Since Y is a nonempty and finite subset of ℕ, it must have a minimal element with respect to the element hood relation ∈.
Let's denote this minimal element as m, where m ∈ Y.
Now, we need to show that m is an ∈-minimal element of X, i.e., for any x ∈ X, either x = m or m ∉ x.
Consider an arbitrary element x ∈ X. We know that x ∈ Y because Y is defined as the intersection of X with {0, 1, 2, ..., n}. Since m is the minimal element of Y, we have two cases:
Case 1: If x = m, then we have x = m, satisfying the condition.
Case 2: If x ≠ m, then x ∈ Y implies that x ∉ {0, 1, 2, ..., n} \ {m}. In other words, x ∉ {0, 1, 2, ..., n} or x = m. But x ≠ m, so x ∉ {0, 1, 2, ..., n} must hold. Since x ∉ {0, 1, 2, ..., n}, we can conclude that m ∉ x.
In both cases, we have either x = m or m ∉ x. Therefore, m is an ∈-minimal element of X.
Since we picked an arbitrary n ∈ X and showed that X ∩ {0, 1, 2, ..., n} has an ∈-minimal element, we have demonstrated that every nonempty subset X ⊆ ℕ has an ∈-minimal element.
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Show your work please please
Answer:
[tex]9\frac{2}{3}[/tex]
Step-by-step explanation:
[tex]\displaystyle 1\frac{1}{4}+\biggr(3\frac{2}{3}+5\frac{3}{4}\biggr)\\\\1\frac{3}{12}+3\frac{8}{12}+5\frac{9}{12}\\\\(1+3+5)+\biggr(\frac{3}{12}+\frac{8}{12}+\frac{9}{12}\biggr)\\\\9+\frac{20}{12}\\\\9+1\frac{8}{12}\\\\9+\frac{2}{3}\\\\9\frac{2}{3}[/tex]
Again, least common denominator is 3*4=12
Step-by-step explanation:
1 1/4 + ( 3 2/3 + 5 3/4)
First change them from mixed fractions to normal fractions.
= 5/4 + ( 11/3 + 23/4)
Then Find the LCM(lowest common factor) of 4 and 3 which is 12 so we'll multiply both 4 and 3 to the number so the answer would be 12. and also if we multiply the denominator we do the same to the numerator.
= 5/4 + (44/12 + 69/12)
add them.
= 5/4 + (44 + 69/12)
now find their LCM and do the same to them since 4 is a factor of 12 we'll multiply it by 3 to get 12 as a denominator to add.
= 5/4 + 113/12
= 15/4 + 113/12
= 15 + 113/12
add them.
= 128/12
Divide both numerator and the denominator by the LCM.
= 64/6
= 32/3
Answer: 32/3 or in mixed fraction: 10 2/3
Sophia throws a dart at this square-shaped target:
A square is shown with sides labeled 9. A shaded circle is shown in the center of the square. The diameter of the circle is 3.
Part A: Is the probability of hitting the black circle inside the target closer to 0 or 1? Explain your answer and show your work. (5 points)
Part B: Is the probability of hitting the white portion of the target closer to 0 or 1? Explain your answer and show your work. (5 points)
PLS DO THE STEPS MARKING BRAINLESTTT
The probability of hitting the black circle as required is closer to 0 than. it is to 1.
The probability of hitting the white portion of the target as required is closer to 1 than it is to 0.
What is the probability of hitting each section of the target?It follows from the task content that the probability of hitting the circle is dependent on the area of the black circle and the square shaped target.
Since the area of the square is; 9² = 81.
The area of the black circle is; π(1.5)² = 7.07.
Since the area of the black circle is less than half the area of the square; it follows that the the probability are as stated in the answer section above.
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The 25 members of a basketball team are trying to raise at least $1460.00 to cover the traveling cost for a holiday tournament. If they have already raised $461.00, at least how much should each member still raise, on average, to meet the goal?
Each member should still raise, on average, at least $39.96 to meet the goal.
help please
due today
Answer: 38.4 + 216 = 254.4
Step-by-step explanation: The volume of the block at the top is 38.4 and the volume of the block at the bottom is 216 so add them together to make 254.4
Hope it helped :D
Help fill this out please.
Step-by-step explanation:
Tess's expression is NOT equivalent because she forgot to include the - sign when multiplying -7 and -4.
Bernette's expression is NOT equivalent because she did 2-7 first which is not correct. Since the -7 is connected to the parenthesis, she needs to fully distribute the -7 into the parenthesis before including the 2.
Lucy's expression IS equivalent because she factored it correctly and distributed the -7 into the parenthesis.
A triangle has side lengths of 5 cm, 8 cm and 10 cm. Determine the perimeter of the triangle and the area.
Answer:
[tex]\mathrm{23cm,19.81cm^2}[/tex]
Step-by-step explanation:
[tex]\mathrm{Solution:}\\\mathrm{Let\ a=5cm,\ b=8cm\ and\ c=10cm}\\\mathrm{Let\ "P"\ denote\ the\ perimeter\ and\ "A"\ denote\ the\ area\ of\ the\ triangle.}\\\mathrm{Then,\ P=a+b+c=5+8+10=23cm}\\\mathrm{Also,\ Semiperimeter(s)=\frac{P}{2}=\frac{23}{2}=11.5}\\[/tex]
[tex]\mathrm{Now,}\\\mathrm{Area\ of\ triangle=\sqrt{s(s-a)(s-b)(s-c)}}\\\mathrm{=\sqrt{11.5(11.5-5)(11.5-8)(11.5-10)}}\\\mathrm{=\sqrt{11.5\times 6.5\times 3.5\times 1.5}}\\\mathrm{=19.81cm^2}\\\mathrm{So,\ the\ perimeter\ of \ the\ triangle\ is\ 23cm\ and\ area\ is\ 19.81cm^2.}[/tex]
(q15) A supply of soaps available at different prices is given by the supply curve s(x)= 180+0.3x^3/2 , where x is the product quantity. If the selling price is $250, find the producer surplus.
The producer surplus is approximately $663.772.
To find the producer surplus, we need to calculate the area between the supply curve and the selling price line.
The supply curve is given by the equation:
[tex]s(x) = 180 + 0.3x^{(3/2)[/tex]
where x is the product quantity.
Let's set the selling price to $250.
We want to find the quantity (x) at which the selling price intersects the supply curve. So, we can set:
[tex]250 = 180 + 0.3x^{(3/2)[/tex]
Now, let's solve this equation to find the value of x:
[tex]250 - 180 = 0.3x^{(3/2)[/tex]
[tex]70 = 0.3x^{(3/2)[/tex]
Divide both sides by 0.3:
[tex]x^{(3/2)} = 70 / 0.3[/tex]
[tex]x^{(3/2)} = 233.33[/tex]
Now, we can solve for x by raising both sides to the power of 2/3:
[tex]x = (233.33)^{(2/3)[/tex]
x ≈ 24.88
So, the quantity (x) at which the selling price intersects the supply curve is approximately 24.88.
To calculate the producer surplus, we need to find the area between the supply curve and the selling price line from 0 to x.
The formula for the producer surplus is:
Producer Surplus = ∫[0 to x] (s(x) - Selling Price) dx
Using the given supply curve [tex]s(x) = 180 + 0.3x^{(3/2)[/tex] and the selling price of $250, we can evaluate the integral:
Producer Surplus = ∫[0 to 24.88] ([tex]180 + 0.3x^{(3/2)[/tex]) dx
Calculating the integral we get,
= 663.772
Therefore, the producer surplus is approximately $663.772.
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Mano you new wom a) Divide 70,756 by 19. b) Subtract 940 from your answer to part a).
The solution of the expression is,
a) 3,724
b) 2,784
We have to given that,
a) Divide 70,756 by 19.
b) Subtract 940 from your answer to part a).
Now, We can simplify as,
a) Divide 70,756 by 19.
⇒ 70,756 ÷ 19
⇒ 3,724
And, Subtract 940 from your answer to part a). that is, 3724
⇒ 3724 - 940
⇒ 2,784
Therefore, The solution of the expression is,
a) 3,724
b) 2,784
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Dakota walked the dog for 14 minutes and then completed chores for 48 minutes. If she finished the chores at 1:32 p.m. what time did she start walking the dog?
He started walking the dog at the time 12:30 p.m.
We know that Dakota completed hera chores at 1:32 p.m. and that she spent a total of 48 minutes doing them.
That means she must have started her chores at:
⇒ 1:32 p.m. - 48 minutes = 12:44 p.m.
We know that she walked the dog for 14 minutes.
We want to find out what time she started walking the dog,
so subtract 14 minutes from the time she started doing chores,
⇒ 12:44 p.m. - 14 minutes = 12:30 p.m.
Therefore,
Dakota started walking the dog at 12:30 p.m.
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(05.03 MC)
A system of equations is given.
-5y = 10 - 5x
-2y = 8 - 4x
Solve for (x, y) using the elimination method. Show all work.
Answer:
(x,y)=(2,0)
Step-by-step explanation:
Multiply top equation by 4 and bottom equation by 5
-5y = 10 - 5x --> -20y = 40 - 20x
-2y = 8 - 4x --> -10y = 40 - 20x
Subtract both equations
-10y = 0
y = 0
Substitute y=0 into one of the original equations to find x
-5y = 10 - 5x
-5(0) = 10 - 5x
0 = 10 - 5x
5x = 10
x = 2
Therefore, the solution is (x,y)=(2,0)
This sample of jelly beans has been selected from a bag containing 500 jelly beans. Based on this sample, how many blue jelly beans would you expect to find in the bag?
Blue: 3
Yellow: 1
Purple: 2
Pink: 1
Green: 2
Red: 1
Answer:
Step-by-step explanation:
[tex]P(blue)=\frac{3}{10} \\[/tex]
For sample of 500 jellybeans:
[tex]E(blue)=\frac{3}{10}\times500=150[/tex]
Solution: 150 blue jellybeans.
Please help!!! 83 points
Answer:
a is -13
b is 31
c is 24
Step-by-step explanation:
What's the slope-intercept form of the equation of the line graphed in this figure?
A) y = –3∕5x + 1
B) y = –5∕ x – 1
C) y = 5∕3x + 1
D) y = 3∕5x + 1
Answer:
Option D
Step-by-step explanation:
Slope intercept form:(-5, -2) ; x₁ = -5 & y₁ = -2
(5 , 4) ; x₂ = 5 & y₂ = 4
Plugin the points in the below mentioned formula and find the slope.
[tex]\boxed{\bf slope =\dfrac{y_2-y_1}{x_2-x_1}}[/tex]
[tex]\sf = \dfrac{4-[-2]}{5-[-5]}\\\\\\=\dfrac{4+2}{5+5}\\\\=\dfrac{6}{10}\\\\=\dfrac{3}{5}[/tex]
Equation of slope-intercept form: y =mx + b
Here, m is the slope and b is the y-intercept.
[tex]\sf y = \dfrac{3}{5}x + b[/tex]
The line is passing through (5, 4). So, substitute the points in the equation and find the y-intercept.
[tex]4 =\dfrac{3}{5}*5 + b\\\\\\4=3+b\\\\[/tex]
4 - 3 = b
b = 1
Slope intercept form of the equation:
[tex]\sf y = \dfrac{3}{5}x + 1[/tex]
If you plan to buy a phone but first you check out on all the brands available: iPhone,
Samsung, Motorola, and Nokia
What can be an example of an empty set in this sample scenario?
a. buying an Iphone
b. buying a phone of each brand
c. not buying any phone
d. buying a Samsung
Answer: C. not buying any phone
what is the sum 3/x+9+5/x-9
Answer:
[tex]\frac{8}{x}[/tex]
Step-by-step explanation:
what is the sum 3/x+9+5/x-9
[tex]\frac{3}{x} + 9 + \frac{5}{x} - 9 =[/tex] (add [tex]\frac{3}{x}[/tex] and [tex]\frac{5}{x}[/tex])
[tex]\frac{8}{x} + 9 - 9 =[/tex] (solve 9 - 9 = 0)
[tex]\frac{8}{x}[/tex] ( your answer)
A factory produces bicycles and motorcycles by using two machines A and B . Machine A has at most 120 hours available and machine B has a maximum of 144 hours available. Manufacturing a bicycle requires 5 hours in machine A and 4 hours in machine B while manufacturing of a motorcycle requires 4 hours in machine A and 8 hours in machine B . if he gets profit of Rs.40 per bicycle and Rs.50 per motorcycle , how many bicycles and motorcycles should be manufactured to get maximum profit
To maximize profit, the factory should manufacture 8 bicycles and 12 motorcycles.
What is the optimal number of bicycles and motorcycles to maximize profit?Let us assume the number of bicycles as 'x'
Let us assume the number of motorcycles as 'y'.
The time constraint on machine A can be expressed as: 5x + 4y ≤ 120
The time constraint on machine B can be expressed as: 4x + 8y ≤ 144
To maximize profit, we need to maximize the objective function:
P = 40x + 50y
By graphing the constraints and finding the feasible region, we can determine the optimal solution.
Graphing the constraints:
For 5x + 4y ≤ 120:
Let's solve for y in terms of x: y ≤ (120 - 5x) / 4
For 4x + 8y ≤ 144:
Let's solve for y in terms of x: y ≤ (144 - 4x) / 8
The feasible region will be the intersection of the shaded regions:
y ≤ (120 - 5x) / 4
y ≤ (144 - 4x) / 8
Now, we will find the corner points of the feasible region:
When x = 0, y = 0
When x = 24, y = 0
When x = 8, y = 12
Substituting values into objective function P = 40x + 50y:
When x = 0, y = 0:
P = 40(0) + 50(0)
P = 0
When x = 24, y = 0:
P = 40(24) + 50(0)
P= 960
When x = 8, y = 12:
P = 40(8) + 50(12)
P = 1360.
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Triangle PQR has vertices P(3, 5), Q(-2, 6) and R(8, -1). Give the translation rule (x, y) → (x + 4, y – 5). What will Q’ (__, __) be
To find the image of point Q after applying the given translation rule, we need to apply the rule to the coordinates of point Q(-2, 6).
Using the translation rule (x, y) → (x + 4, y - 5), we can apply the rule to the coordinates of point Q:
Q' = (-2 + 4, 6 - 5)
= (2, 1)
Therefore, the image of point Q after the translation is Q'(2, 1).
(q18) The average time to get your order at a restaurant is 15 minutes. What is probability that you will receive your order in the first 10 minutes?
The correct answer is option (C): 0.487
How to solveIf the typical duration for a customer to receive their food in a dining establishment is 15 minutes, it is possible to utilize the exponential function to estimate the likelihood of obtaining the meal within the initial 10 minutes.
The probability density function (PDF) that characterizes the exponential distribution is expressed as f(x) = (1/µ) * e^(-x/µ), where µ denotes the mean or average value.
The average duration in this scenario is 15 minutes, denoted as µ. Our goal is to determine the probability of X falling between the limits of a and b, where a is set at 0 and b is set at 10.
To calculate this probability, we need to integrate the PDF from a to b:
P(0 ≤ X ≤ 10) = ∫[tex][0 to 10] (1/15) * e^(-x/15) dx[/tex]
Integrating this expression gives us:
P(0 ≤ X ≤ 10) = [tex][-e^(-x/15)] from 0 to 10[/tex]
Plugging in the values, we get:
P(0 ≤ X ≤ 10) = [tex][-e^(-10/15)] - [-e^(0/15)][/tex]
Simplifying further:
P(0 ≤ X ≤ 10) = [tex]-e^(-2/3) + 1[/tex]
Using a calculator, we can evaluate this expression:
P(0 ≤ X ≤ 10) ≈ 0.487
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Caleb has twice as many cousins as amanda. Ruby has 5 cousins, which is 11 less than caleb has. How many cousins does amanda have?
Answer:
Amanda has 8 cousins
Step-by-step explanation:
Let C be the number of cousins Caleb has, A be the number of cousins Amanda has, and R be the number of cousins Ruby has:
[tex]C=2A\\R=5\\R=C-11\\\\R=C-11\\5=C-11\\16=C\\\\C=2A\\16=2A\\8=A[/tex]
Therefore, Amanda has 8 cousins.
Answer:
Amanda has 8 cousins.
Step-by-step explanation:
Let's use algebraic variables to solve the problem.
Let's assume the number of cousins Amanda has is represented by 'A'.
Since Caleb has twice as many cousins as Amanda, the number of cousins Caleb has is '2A'.
And Ruby has 5 cousins, which is 11 less than what Caleb has, so the number of cousins Caleb has is '5 + 11 = 16'.
Equating the two expressions for the number of cousins Caleb has:
2A = 16
Now we can solve for 'A', the number of cousins Amanda has:
Divide both sides of the equation by 2:
A = 16 / 2
A = 8
Therefore, Amanda has 8 cousins.
please
[tex]2x {}^{2} + 2y {}^{2} - 6y - 12y = 3 [/tex]
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For a population of scores, the sum of the deviation scores is equal to EX. True or False?
It is false that for a population of scores, the sum of the deviation scores is equal to expected value.
Are the sum of deviation scores equal to EX?The sum of deviation scores is not equal to the expected value (EX) of a population of scores. The expected value represents the average value that we expect to obtain if we were to repeatedly sample from the population.
The sum of deviation scores is the sum of the differences between each score and the mean of the population. It provides information about the total variability in the data. While both concepts are related to the distribution of scores, they serve different purposes and are calculated differently.
Read more about deviation
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Find a pair of values that make the linear equation 14x−y=−14 a true statement by filling in the boxes with a valid value of x and y.
To find a pair of values that make the linear equation 14x - y = -14 a true statement, we can choose any value for x and calculate the corresponding value of y.
Let's choose x = 2:
14(2) - y = -14
28 - y = -14
Now, we can solve for y:
-y = -14 - 28
-y = -42
Dividing both sides by -1 (to isolate y):
y = 42
Therefore, the pair of values (x, y) that make the equation true is (2, 42).
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