Answer:
\(6\sqrt{3}\)
Step-by-step explanation:
so we are going to create a factor tree which is the .The factor tree is any two numbers that equal to 108.
next we are going to pull out our pairs.so there are one pair of two's and one pair of threes
\(\sqrt[2]{108} =2*3\sqrt{3} =6\sqrt{3}\)
pls mark me brainliest
In the following set of numbers (18, 26, 29, 18, 44) what is the median?
A) 26
B) 27
C) 18
D) 24
The median of the following set of numbers (18, 26, 29, 18, 44) is 26. The correct option to this question is option A
To find median of the following sequence (18, 26, 29, 18, 44) we will arrange them in ascending order
18 , 18 , 26 , 29 , 44 . . . . . . . . . .(1)
Since the number of terms is odd we will apply the formula
Median = \(\frac{(n+1)}{2} th\) term . . . . . . .(2)
Here n = number of terms
As per question the n = 5
Therefore putting in equation 2 we get
Median = \(\frac{(5+1)}{2} th\) term
Median = \(\frac{6}{2} th \\\) term
Median = 3 term
Hence the third term from the sequence ( shown in 1 ) we get the median that is 26
Hence the median of the following set of numbers (18, 26, 29, 18, 44) is 26 .
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The median is:
26
Explanation:
First, we will arrange the numbers from least to greatest.
18, 26, 29, 18, 44
Rearrange
18, 18, 26, 29, 44.
Now, the median is the number in the middle, which is 26.
∴ Median = 26a boat travels at a rate of 25 miles, m, per hour, h. which equation represents this scenario?
A) m=25h
B) m=12+h
C) m=12-h
D) m=h/12
what is 9x² -4 in factored form. i just need more help understanding how to do this.
Answer:
the factored form of 9x²-4 is (3x-2)(3x+2)
In R4, let W be the subset of all vectors a1 V= a4 that satisfy a4 - a3 = a2 - a₁. (a) ( Show that W is a subspace of R4. (b) Introduce the subset S = of W. Verify that S is a spanning set of W. (c) ( Find a subset of S that is a basis for W.
W is a subspace of R4 since it satisfies closure under vector addition, closure under scalar multiplication, and contains the zero vector.
(a) W is a subspace of R4.
To prove that W is a subspace of R4, we need to show that it satisfies three conditions: closure under vector addition, closure under scalar multiplication, and contains the zero vector.
Closure under vector addition: Let's take two vectors (a₁, a₂, a₃, a₄) and (b₁, b₂, b₃, b₄) from W. We need to show that their sum is also in W.
(a₄ - a₃) + (b₄ - b₃) = (a₂ - a₁) + (b₂ - b₁)
(a₄ + b₄) - (a₃ + b₃) = (a₂ + b₂) - (a₁ + b₁)
This satisfies the condition and shows closure under vector addition.
Closure under scalar multiplication: Let's take a vector (a₁, a₂, a₃, a₄) from W and multiply it by a scalar c. We need to show that the result is also in W.
c(a₄ - a₃) = c(a₂ - a₁)
(c * a₄) - (c * a₃) = (c * a₂) - (c * a₁)
This satisfies the condition and shows closure under scalar multiplication.
Contains zero vector: The zero vector (0, 0, 0, 0) satisfies the equation a₄ - a₃ = a₂ - a₁, so it is in W.
Therefore, W satisfies all the conditions and is a subspace of R4.
(b) S is a spanning set of W.
The subset S = {(1, 0, 0, 1), (0, 1, 1, 0)} is given. To verify that S is a spanning set of W, we need to show that any vector (a₁, a₂, a₃, a₄) in W can be expressed as a linear combination of the vectors in S.
Let's consider an arbitrary vector (a₁, a₂, a₃, a₄) in W. We need to find scalars c₁ and c₂ such that c₁(1, 0, 0, 1) + c₂(0, 1, 1, 0) = (a₁, a₂, a₃, a₄).
Expanding the equation, we get:
(c₁, 0, 0, c₁) + (0, c₂, c₂, 0) = (a₁, a₂, a₃, a₄)
From this, we can see that c₁ = a₁ and c₂ = a₂, which means:
c₁(1, 0, 0, 1) + c₂(0, 1, 1, 0) = (a₁, a₂, a₃, a₄)
Therefore, any vector in W can be expressed as a linear combination of the vectors in S, proving that S is a spanning set of W.
(c) A basis for W is {(1, 0, 0, 1), (0, 1, 1, 0)}.
To find a basis for W, we need to ensure that the set is linearly independent and spans W. We have already shown in part (b) that S is a spanning set of W.
Now, let's check if S is linearly independent. We want to determine if there exist scalars c₁ and c₂ (not both zero) such that c₁(1, 0, 0, 1) + c₂(0, 1, 1, 0) = (0, 0, 0, 0).
Solving the equation, we get:
c₁ = 0
c₂ = 0
Since the only solution is when both scalars are zero, S is linearly independent.
Therefore, the set S = {(1, 0, 0, 1), (0, 1, 1, 0)} is a basis for W.
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Speedometer readings for a motorcycle at 12-second intervals are given in the table.
t (s) 0 12 24 36 48 60
v (ft/s) 30 28 25 21 25 27
(a) Estimate the distance traveled by the motorcycle during this time period using the velocities at the beginning of the time intervals.
ft
(b) Give another estimate using the velocities at the end of the time periods.
ft
(c) Are your estimates in parts (a) and (b) upper and lower estimates? Explain.
O (b) is a lower estimate and (a) is an upper estimate since v is a decreasing function of t.
O (a) and (b) are neither lower nor upper estimates since v is neither an increasing nor decreasing function of t.
O (a) is a lower estimate and (b) is an upper estimate since v is an increasing function of t.
(a) The distance traveled by motorcycle is 1548 ft.
(b) The distance traveled by motorcycle is 1512 ft.
(c) (b) is a lower estimate and (a) is an upper estimate since v is a decreasing function of t.
What is velocity?
The primary indicator of an object's position and speed is its velocity. It is the distance that an object travels in one unit of time. The displacement of the item in one unit of time is the definition of velocity.
Given table is:
t (s) 0 12 24 36 48 60
v (ft/s) 30 28 25 21 25 27
The distance traveled by motorcycle during this time period using the velocities at the beginning of the time intervals is:
12(30 + 28 + 25 + 21 + 25)
=12 × 129
= 1548 ft
The distance traveled by motorcycle during this time period using the velocities at the end of the time intervals is:
12(28 + 25 + 21 + 25 + 27)
=12 × 126
= 1512 ft
The distance traveled by motorcycle at the end of the time intervals is greater than the distance traveled by motorcycle at the beginning of the time intervals.
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Simple geometry problem
Answer:
Step-by-step explanation:
I gather that you need to find the area of the sector and then subtract from it the area of the segment to get the area of the triangle (although there are other ways in which to find the area of the triangle).
The area of a sector is:
\(A=\frac{\theta}{360}\pi r^2\) where our angle is given as 34, pi is 3.1415, and the radius is 5:
\(A=\frac{34}{360}(3.1415)(25)\) and if you multiply and divide that all out you get that the area of the sector is:
A = 7.417
Now subtract from it the area of the segment, 2.209. to get the area of the triangle:
7.417 - 2.209 = 5.208
you should probably try reading the question first.
the arc measure and radius are given to you. now, it is up to you to use your brain and put two and two together. good luck.
with pic. Which of the following functions is graphed below?
The picture is represented by the absolute value function g(x) = |x - 5| - 4. (Correct choice: A)
How to derive the absolute function associated with the picture
Absolute values are functions defined by the following piecewise function:
f(x) = |x| = x for x ≥ 0.f(x) = |x| = - x for x < 0.The function in the picture is the consequence of the following rigid transformations:
Horizontal translation 5 units in the + x direction.Vertical translation 4 units in the - y direction.Now we proceed to obtain the image of f(x):
Horizontal translation
f'(x) = |x - 5|
Vertical translation
g(x) = |x - 5| - 4
The picture is represented by the function g(x) = |x - 5| - 4.
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Toasty Hands is a manufacturer of battery-powered heated gloves. Its top of the line model currently sells for $279, and it expects sales of 440,000 pairs in the next year. Its estimate of the demand for gloves suggests that if it cuts the price to $239 it could sell 540,000 pairs. What is the absolute value of the elasticity coefficient for Toasty Hands' gloves? Round your answer to two decimals. 1st attempt
The absolute value of the elasticity coefficient for Toasty Hands' gloves is 394,265.23.
The elasticity coefficient is calculated as follows:
Elasticity coefficient = (Change in demand)/(Change in price) * (Original price)/(Original demand)
In this case, the change in demand is 540,000 - 440,000 = 100,000 pairs. The change in price is 239 - 279 = -40. The original price is $279, and the original demand is 440,000 pairs.
Plugging these values into the formula, we get:
Elasticity coefficient = (100,000)/(-40) * (279)/(440,000) = -394,265.23
The absolute value of the elasticity coefficient is 394,265.23. This means that the demand for Toasty Hands' gloves is elastic, meaning that a small change in price will lead to a large change in demand.
Here is a more detailed explanation of the calculation:
The change in demand is calculated by subtracting the original demand from the new demand. In this case, the new demand is 540,000 pairs, and the original demand is 440,000 pairs. So the change in demand is 540,000 - 440,000 = 100,000 pairs.
The change in price is calculated by subtracting the original price from the new price. In this case, the new price is $239, and the original price is $279. So the change in price is 239 - 279 = -40.
The original price is $279, and the original demand is 440,000 pairs.
Plugging these values into the formula, we get the elasticity coefficient of -394,265.23.
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the line that passes through (−2, 6) and (−1, 18) in slope-intercept form.
Answer:
To find the slope-intercept form of the line that passes through the points (−2, 6) and (−1, 18), we can use the slope-intercept form y = mx + b, where m is the slope of the line and b is the y-intercept.
First, we need to find the slope of the line. The slope of a line is calculated using the formula m = (y2 - y1) / (x2 - x1), where (x1, y1) and (x2, y2) are the coordinates of two points on the line. Substituting the coordinates of the points given in the problem, we have:
m = (18 - 6) / (−1 - (−2)) = 12 / 3 = 4
Next, we need to find the y-intercept of the line. The y-intercept is the point where the line crosses the y-axis, which has an x-coordinate of 0. Substituting the slope and the coordinates of one of the points given in the problem, we can solve for b:
y = mx + b
6 = 4 * (−2) + b
6 = −8 + b
b = 6 + 8 = 14
Therefore, the slope-intercept form of the line that passes through the points (−2, 6) and (−1, 18) is y = 4x + 14.
Step-by-step explanation:
A rectangular pool 12 meters by 8 meters is surrounded by a walkway of width x meters. At what
value of x will the area of the walkway equal the area of the pool?
Explain. (don’t send file)
What is the image of the point (5, –3) after a reflection over the line y = x? (3, –5) (–5, 3) (–3, 5) (5, 3).
The image of the point (5, -3) after reflection about the line y=x is (-3, 5).
What is a reflection of the point?It is the image of the point which is located in the opposite direction of a given point.
Given
The point (5, -3)
The reflecting line is y = x.
Then the point of the image will be about the line y = x
For x = 5, the value of y will be
y = 5
For y = -3, the value of x will be
x = -3
Thus, the point of the image is (-3, 5).
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I know I am late but for the future people the answer is C!
- have a good day.
- got it right on edge. :)
2.1Simplifying Expressions: Problem 1 (1 point) Simplify the following expression. 6- 4(x - 5)-
The simplified expression is 26 - 4x.
To simplify the expression 6 - 4(x - 5), we can apply the distributive property and simplify the terms.
6 - 4(x - 5)
First, distribute -4 to the terms inside the parentheses:
6 - 4x + 20
Now, combine like terms:
(6 + 20) - 4x
Simplifying further:
26 - 4x
Therefore, the simplified expression is 26 - 4x.
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Convert Fraction to Percent 9/50=
Answer:
Step-by-step explanation:
18%
Answer:
18%
Step-by-step explanation:
We can work this out in a simple way by first converting the fraction 9/50 to a decimal. To do that, we simply divide the numerator by the denominator:9/50 = 0.18 Once we have the answer to that division, we can multiply the answer by 100 to make it a percentage:0.18 x 100 = 18%
Another name for the slope of a linear function is _________.
A. Average Rate of Change
B. Conjecture
C. First Differences
D. Polynomial
Answer:
A. Average Rate of Change
Step-by-step explanation:
2. If Q(-5, 1) is the midpoint of PR and R is located
at (-2.-4), what are the coordinates of P?
\(~~~~~~~~~~~~\textit{middle point of 2 points } \\\\ P(\stackrel{x_1}{x}~,~\stackrel{y_1}{y})\qquad R(\stackrel{x_2}{-2}~,~\stackrel{y_2}{-4}) \qquad \left(\cfrac{ x_2 + x_1}{2}~~~ ,~~~ \cfrac{ y_2 + y_1}{2} \right) \\\\\\ \left(\cfrac{ -2 +x}{2}~~~ ,~~~ \cfrac{ -4 +y}{2} \right) ~~ = ~~\stackrel{\textit{\LARGE Q} }{(-5~~,~~1)} \\\\[-0.35em] ~\dotfill\\\\ \cfrac{ -2 +x }{2}=-5\implies -2+x=-10\implies \boxed{x=-8} \\\\[-0.35em] ~\dotfill\\\\ \cfrac{ -4 +y }{2}=1\implies -4+y=2\implies \boxed{y=6}\)
Answer:
The answer is (-8,6)
Explain why 21i^2 is equivalent to -21
Answer:
Step-by-step explanation:
The imaginary number 'i' is equal to the square root of -1. If you were to square the square root, they both cancel and you get -1.
\(21i^2=21(\sqrt{-1} )^2=21(-1)=-21\)
Out of the 14641 times Voldemort has brushed his teeth, only 5/11 of the time did he floss immediately beforehand. How many times total has Voldemort NOT flossed right before brushing his teeth?
In this question, we want to find a fraction of a value, which is found multiplying the fraction by the value.
Information:
Voldemort has brushed his teeth 14641 times.
5/11 of the time, he has flossed immediately beforehand.
\(1 - \frac{5}{11} = \frac{6}{11}\) of the time, he has NOT flossed immediately beforehand.
How many times total has Voldemort NOT flossed right before brushing his teeth?
6/11 out of 14641, so:
6*14641/11 = 7986.
Thus, Voldemort has NOT flossed right before brushing his teeth 7986 times.
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Lord Voldemort did not floss his teeth 7986 times.
According to this question, we know the following two facts:
1) Lord Voldemort has brushed his teeth 14641 times.
2) He flossed his teeth beforehand only \(\frac{5}{11}\) of the time.
There, he did not floss his teeth \(\frac{6}{11}\) of the time and the total number of time that he did not floss is obtained by multiplicating the total number of times that he brushed his teeth and the rational number deducted at the beginning of the paragraph. That is to say:
\(x = \left(\frac{6}{11} \right)\cdot (14641)\)
\(x = 7986\)
Lord Voldemort did not floss his teeth 7986 times.
F(x)=-3x+2 find f(6)
Answer:f=1 over 4x + 1 over 12 y
Step-by-step explanation:
Let's solve for f.
y=−3x+2f(6)
Step 1: Flip the equation.
12f−3x=y
Step 2: Add 3x to both sides.
12f−3x+3x=y+3x
12f=3x+y
Step 3: Divide both sides by 12.
12f
12
=
3x+y
12
f=
1
4
x+
1
12
y
what times 8 equals 2
2=x8
x=?
Please help! :0
Answer:
1/4 or .25
Step-by-step explanation:
8x =2
Divide by 8 on both sides
8x=2
__. ___
8. 8
x = 2/8=1/4 or .25
Answer: x equals 1/4 or 25% or 0.25
. sam flipped a coin 30 times and recorded 20 heads/10 tails. compare the theoretical and experimental probability.
Sam's experimental probability of getting heads in 30 coin flips was 20 out of 30, while the theoretical probability of getting heads is 1/2 or 0.5.
Sam's experimental probability of getting heads in the 30 coin flips was 20 out of 30, which can be written as 20/30 or simplified to 2/3. This means that in the experiment, heads appeared in approximately two-thirds of the flips. On the other hand, the theoretical probability of getting heads in a fair coin flip is 1/2 or 0.5. This is because there are two equally likely outcomes (heads or tails) and only one of them is heads.
Comparing the experimental and theoretical probabilities, we can see that Sam's results deviate slightly from the expected outcome. The experimental probability of getting heads is higher than the theoretical probability. This could be due to chance or random variation, as 30 coin flips may not be enough to perfectly represent the true probability. With a larger number of trials, the experimental probability would tend to converge towards the theoretical probability. However, in this specific experiment, Sam's results suggest a slightly biased coin favoring heads.
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Find the slope of the line that passes through (10, 1) and (2, 10).
Simplify your answer and write it as a proper fraction, improper fraction, or integer.
Answer:
9/8 simply = 1 and 1/8
Step-by-step explanation:
all you do is subtract turn (10,1) into 10-1 = 9 and turn (2,10) into 2-10 the answer is 9/8 but you have to simply it
-2/5x - 9 < 9/10
Show work used to solve please :)
-2/5x - 9 < 9/10
-2/5x-9+9<9/10+9
-2/5x<99/10
(5/-2)*(-2/5 x)<(5/-2)*(99/10)
x>-99/4
#_Factor the quadratic binomial 3x2 - 48.
Then, find one of its factors.
Answer:
3(x - 4)(x + 4)
Step-by-step explanation:
\(3 {x}^{2} - 48 \\ = 3( {x}^{2} - 16) \\ = 3( {x}^{2} - {4}^{2} ) \\ = 3(x - 4)(x + 4)\)
a project has three activities a, b, and c that must be carried out sequentially. the probability distributions of the times required to complete activities a, b, and c are uniformly distributed in intervals [1,5], [2,3] and [3,6] respectively. run at least 100 simulations in excel. the estimated variance of the project duration is (found by summing the variance of the three activities).
By running at least 100 simulations and calculating the variance of the project duration, you can estimate the variance of the project based on the uniformly distributed time intervals for each activity.
To estimate the variance of the project duration using simulation in Excel, you can follow these steps:
1. Create a new Excel worksheet and label columns for activities A, B, and C.
2. In the cells under each activity, use the "RANDBETWEEN" function to generate random numbers within the given intervals. For example, for activity A, the formula would be "=RANDBETWEEN(1,5)".
3. In a separate cell, calculate the total duration of the project by summing the durations of activities A, B, and C. For example, if the durations are in cells A1, B1, and C1, the formula would be "=A1 + B1 + C1".
4. Repeat steps 2 and 3 at least 100 times to generate multiple random durations for the project.
5. Calculate the average duration of the project using the "AVERAGE" function. For example, if the durations are in cells D1:D100, the formula would be "=AVERAGE(D1:D100)".
6. Calculate the variance of the project duration using the "VAR.P" function. For example, if the durations are in cells D1:D100, the formula would be "=VAR.P(D1:D100)".
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What is a possible solution set to x + 7 ≤ -9 ?
Answer:
Step-by-step explanation:
x + 7 ≤ -9 subtract 7 from both sides
x≤-16 this is your answer
If you're plotting it will be (-∞,-16]
Answer:
Step-by-step explanation:
For this equation, all it is asking is to replace the unknown value with a number that completes the equation. However, the number must make the equation valid. Here is a few examples that could be a valid solution to this problem:
1. -55 + 7 < -9
(you don't need to solve this equation to tell that it's less than negative nine.)
2. 22 + (-98) + 7 < -9
(this is more complicated, but you can still tell that the sum is less than negative nine.)
So, basicly all that you have to do is replace the missing value with a number that gives the eqquation a sum less than negative nine. Hope this helped!!! :)
you are on the golf course and get a drink from the water cooler. The cups are in a shape of a cone with a diameter of 3 inches and a height of 6 inches. What is the volume of water the cup could hold?
Answer:
It should be 14.14
Step-by-step explanation:
The volume of a cone equation is V=πr2h
3=π·1.52·6
3≈14.13717
You find the r(radius) by dividing the diameter in half
Algebra Challenge
1. Simplifying Expressions
Demam
The elementary school is building a new triangular playground that they want to
fence in. Given the three side lengths of 2x-1, 4x and 12x + 5 find the value of x
when the perimeter of the playground is 112 ft.
The situation can be represented by
nswer:
(2x-1)+4x+(12x+5)=114
Answer: Answer is 6.11
Step-by-step explanation:
Lets solve this equation (2x-1)+4x+(12x+5)=114
step 1: we first add x variables
ie. 2x + 4x + 12x = 18x
step 2: we add numbers
ie. -1 + 5 = 4
step 3: now we arrange LHS part
ie. 18x + 4 = 114
step 4: now move this 4 to right hand side and simplify them
ie. 18x = 114 - 4 = 110
step 5: now we divide 110 by 18 to get the value of x
ie. x = 110/18 = 6.11
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The number of farms in Iowa can be modeled by N(t) = 110,000(0.987)^t , where t is the number of years since 1980.
1. Using the given equation, how many farms will be in Iowa in 2000? ____
2. Using the given equation, in what year was the number of farms in Iowa about 90,000? ____
1. Using the given equation, the farms in Iowa in 2000 are 84,671.2046. 2. Using the same equation, the number is Iowa will be about 90,000 in 16 years.
a) We know that N(t) = 110,000(0.987\()^{t}\) .
Now the number of years from 1980 to 2000 = 2000 - 1980
= 20 years
N(20) = 110,000 × (0.987\()^{20}\)
N(20) = 110,000 × 0.7697382238421814
N(20) = 84,671.2046
So, the number of farms in Iowa in 2000 is 84,671.2046.
b) Now, we have to calculate in which year the number of farms will be 90,000. From the above answer it can be seen that it is definitely before 2000 because the farms are decreasing with increasing year. We will apply the same equation to find the year.
N (t) = 110,000 × (0.987\()^{t}\)
90,000 = 110,000 × (0.987\()^{t}\)
90,000 / 110,000 = (0.987\()^{t}\)
9 / 11 = (0.987\()^{t}\)
(0.818) = (0.987\()^{t}\)
It can be written as:
(0.987\()^{16}\) = (0.987\()^{t}\)
So, the value of t is 16.
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137+6y=-y^2-x^2-24x in standard form
The standard form representation of the equation of a circle as given obviously in the task content is; (x + 12)² + (y + 3)² = 4².
What is the standard from representation of the equation of the circle as given in the task content?It follows from the task content that the standard form representation of the equation of the circle as given in the task content is to be determined.
The given equation is;
137+6y=-y²-x²-24x
By rearrangement, we have;
x² + 24x + y² + 6y + 137 = 0.
Therefore by the use of completing the square method; we have;
(x + 12)² - 144 + (y + 3)² - 9 + 137 = 0.
Hence, the correct standard form representation of the equation is;
(x + 12)² + (y + 3)² = 16
(x + 12)² + (y + 3)² = 4²
Ultimately, the standard form representation of the equation of a circle as given obviously in the task content is; (x + 12)² + (y + 3)² = 4².
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please help i will mark branliest !
Answer:
C
Step-by-step explanation:
Because equation C is telling us that the amount of caffeine is less than 400.
Hope this will help
Answer:
c
Step-by-step explanation:
cause dector recommended less than 400 or equal to 400...so answer is c