The correct answer is 138 students.
How did we figure this out?
x = .24 * 575
x = 138 students
Therefore, the correct answer is 138 students.
Write tan 41π/36 in terms of the tangent of a positive acute angle.
tan(41π/36) can be written in terms of the tangent of a positive acute angle as (tan((1/9)π) + tan((37/36)π)) / (1 - tan((1/9)π)tan((37/36)π))
To express tan(41π/36) in terms of the tangent of a positive acute angle, we need to find an angle within the range of 0 to π/2 that has the same tangent value.
First, let's simplify 41π/36 to its equivalent angle within one full revolution (2π):
41π/36 = 40π/36 + π/36 = (10/9)π + (1/36)π
Now, we can rewrite the angle as:
tan(41π/36) = tan((10/9)π + (1/36)π)
Next, we'll use the tangent addition formula, which states that:
tan(A + B) = (tan(A) + tan(B)) / (1 - tan(A)tan(B))
In this case, A = (10/9)π and B = (1/36)π.
tan(41π/36) = tan((10/9)π + (1/36)π) = (tan((10/9)π) + tan((1/36)π)) / (1 - tan((10/9)π)tan((1/36)π))
Now, we need to find the tangent values of (10/9)π and (1/36)π. Since tangent has a periodicity of π, we can subtract or add multiples of π to get equivalent angles within the range of 0 to π/2.
For (10/9)π, we can subtract π to get an equivalent angle within the range:
(10/9)π - π = (1/9)π
Similarly, for (1/36)π, we can add π to get an equivalent angle:
(1/36)π + π = (37/36)π
Now, we can rewrite the expression as:
tan(41π/36) = (tan((1/9)π) + tan((37/36)π)) / (1 - tan((1/9)π)tan((37/36)π))
Since we are looking for an angle within the range of 0 to π/2, we can further simplify the expression as:
tan(41π/36) = (tan((1/9)π) + tan((37/36)π)) / (1 - tan((1/9)π)tan((37/36)π))
Therefore, tan(41π/36) can be written in terms of the tangent of a positive acute angle as the expression given above.
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Whats 2+2?
I need alot of help its hard
Answer
well first u put it as 2/2 which is 2 then you have to times it by 69 which is 138 then divide that by 6.5 which is 21
Step-by-step explanation:
actual answer is 4 if you were serious about this
Answer: 4
Step-by-step explanation:
Use your hands:
2 on one hand
2 on the other hand
Put them together which is 4
Use polar coordinates to find the volume of the given solid.
Below the cone z = √x² + y² and above the ring 1 ≤ x² + y² ≤ 64
To find the volume of the given solid using polar coordinates, we integrate the function over the appropriate range of values for the radial coordinate and the angle.
The given solid consists of a cone and a ring in the xy-plane. The cone is defined by the equation z = √(x² + y²), which represents a right circular cone with its vertex at the origin and opening upwards. The ring is defined by the inequality 1 ≤ x² + y² ≤ 64, which represents a circular region centered at the origin with an inner radius of 1 unit and an outer radius of 8 units.
To evaluate the volume using polar coordinates, we can express the equations in terms of the radial coordinate (r) and the angle (θ). In polar coordinates, the cone equation becomes z = r, and the ring equation becomes 1 ≤ r² ≤ 64. To set up the integral, we need to determine the range of values for r and θ. For the radial coordinate, r ranges from 1 to 8, as that corresponds to the region defined by the ring. For the angle θ, we can integrate from 0 to 2π, covering a full revolution around the origin.
The volume integral is then given by V = ∫∫∫ r dz dr dθ over the region defined by 1 ≤ r² ≤ 64 and 0 ≤ θ ≤ 2π. By evaluating this triple integral, we can find the volume of the solid.
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if you were to run 150 trials, how many times would you expect to roll an even number( 2,4,or 6)
We would expect to roll an even number (2, 4, or 6) approximately 75 times in 150 trials,
Assuming that the rolls are random and fair, the probability of rolling an even number (2, 4, or 6) on a single roll is 1/2, since there are three even numbers out of six possible outcomes. Therefore, the number of times we would expect to roll an even number in 150 trials can be calculated using the expected value formula:
Expected value = probability of success * number of trials
In this case, the probability of rolling an even number in a single trial is 1/2, and the number of trials is 150. Therefore, the expected number of times we would roll an even number is:
Expected value = (1/2) * 150
Expected value = 75
assuming that the rolls are random, fair, and independent of each other. It is important to note that this is an expected value and the actual number of times we roll an even number may vary from this value due to the randomness of the process.
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Raina buys candy that costs $6 per pound. She will buy more than 12 pounds of candy. What are the possible amounts she will spend on candy?
Use c for the amount (in dollars) Raina will spend on candy.
Write your answer as an inequality solved for c.
let the pounds be 12
the cost = 12× 6
= 72 dollars
if A={1,2,3,4} and B={3,4,5,6} are two sets,find (A-B).
Step-by-step explanation:
\((A-B) = ( - 2, \: - 2, \: - 2, \: - 2)\)
a submarine is positioned 1300 m below sea level. if it ascends 450 m, what is its new position?
Answer:
-850 m
Step-by-step explanation:
New position = - 1300 +450 = - 850 m
Answer:
- 850 m
Step-by-step explanation:
a submarine is positioned 1300 m below sea level => - 1300 m
it ascends 450 m =>
- 1300 m + 450 m =
= - (1300 - 450)
= - 850 m
Which equation represents the line that is parallel to
5
x
+
y
=
13
and passes through the point
(
15
,
−
31
)
?
y=-5x-44
Step-by-step explanation:
5x+y=13 passes through (15,31)
rearrange the equation to y=mx+c
5x+y=13
y=-5x+13
substitute the points (15,31)
y=5x+c
31=5(15)+c
31=75+c
-44=c
y=-5x-44
Can be written as 5x+y=-44
a real number $a$ is chosen randomly and uniformly from the interval $[-20, 18]$. the probability that the roots of the polynomial $x^4 2ax^3 (2a - 2)x^2 (-4a 3)x - 2$ are all real can be written in the form $\dfrac{m}{n}$, where $m$ and $n$ are relatively prime positive integers. find $m n$.
Since, m and n are prime positive number. Therefore,
m + n = 18 + 19 =037
The polynomial we are given is rather complicated, so we could use Rational Root Theorem to turn the given polynomial into a degree-2 polynomial. With Rational Root Theorem, x = 1, -1, 2, -2 are all possible rational roots. Upon plugging these roots into the polynomial, x = -2 and x = 1 make the polynomial equal 0 and thus, they are roots that we can factor out.
The polynomial becomes:
(x - 1)(x + 2)(x^2 + (2a - 1)x + 1)
Since we know 1 and -2 are real numbers, we only need to focus on the quadratic.
We should set the discriminant of the quadratic greater than or equal to 0.
(2a - 1)^2 - 4 ≥ 0.
This simplifies to:
a ≥ 3/2
or,
a ≤ - 1/2
This means that the interval (- 1/2 ,3/2) is the "bad" interval. The length of the interval where a can be chosen from is 38 units long, while the bad interval is 2 units long. Therefore, the "good" interval is 36 units long.
36/38 = 18/19
18+ 19 = 037
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A recent physical inventory at a department store reports a merchandise value of $976,454. The merchandise book value was $1,150,450. The merchandise sales were $2,950,675. What is the shrinkage as a percentage of sales?
a) 2.3%
b) 4.6%
c) 5.9%
d) 7.9%
Answer:
c) 5.9%
Step-by-step explanation:
Create three new exponential equations to represent Alison, Cindy, and
Javier. (30 points)
Alison loves social media and likes for her posts to be shared as much as
possible while Cindy and Javier prefer for their posts to stay amongst their
friends primarily.
whats the question? or like the answer choices
Answer:
gwgwg
Step-by-step explanation:
Convert one three fifths to a percent find that percent of 30 Divide your answer by 25% of 16
Answer:
40%
Step-by-step explanation:
1 and 3/5 as a fraction is 8/5 which as a percent is 160%.
25% of 16 is 4
160%/4 = 40%
what’s the area of the figure ?
Answer:
8x^3y
Step-by-step explanation:
The area of a rectangle is length * width.
area = 4x^2y * 2x =
= 4 * 2 * x^2 * x * y
area = 8x^3y
Express the statement as a formula that involves the given variables and a constant of proportionality k. r is directly proportional to the product of s and v and inversely proportional to the cube of p. r= ksv/ p3 power
Determine the value of k from the given conditions.
If s = 2, v = 5, and p = 6, then r = 48.
k =
The value of the constant of proportionality, k, in the equation r = ksv/p^3, is determined to be 1036.8 when given specific values for s, v, p, and r.
To express the statement as a formula, we have:
r = ksv / p^3
To determine the value of k, we can substitute the given values of s, v, p, and r into the formula and solve for k.
Given:
s = 2
v = 5
p = 6
r = 48
Substituting these values into the formula, we have:
48 = k * 2 * 5 / 6^3
Simplifying further:
48 = 10k / 216
To isolate k, we can cross-multiply and solve for k:
48 * 216 = 10k
10368 = 10k
k = 10368 / 10
k = 1036.8
Therefore, the value of k is 1036.8.
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In a right triangle, a and b are the lengths of the legs and c is the length of the hypotenuse. If a=8.8 meters and c=10 meters, what is the perimeter? If necessary, round to the nearest tenth.
Answer:
23.6 m
Step-by-step explanation:
In a right-angled triangle, a ² + b ² = c ²
b² = 10² - 8.8²
100 - 77.44
b = 4.75
perimeter = 4.75 + 8.8 + 10 = 23.55 = 23.6 m to nearest tenth
Answer:
The answer is 23.5m to 1 d.p
Step-by-step explanation:
c²=a²+b²
b²=c²-a²
b²=10²-8.8²
b²=100-77.44
b²=22.56
√b²=√22.56
b=4.7m
Perimeter =a+b+c
P=8.8+4.7+10
P=23.5
P=23.5m to 1 d.p
you are going to test the hypothesis that the mean spending is the same for the two populations using the holiday sales data for thanksgiving weekend shoppers. what is the test statistic? do not assume that the population variances are equal.
By using the concept of testing of hypothesis, it can be calculated that
The required test statistic is t = 0.918
What is testing of hypothesis?
Suppose, there is a hypothesis and there is a data at hand. Testing of hypothesis is a method of inferencing which is used to decide whether the given hypothesis is true or not based on the statistical data given
From the table attached here, it can be calculated that
\(\bar{x}_{2012}=365.4667\\s^{2}_{2012}=27133.66364\\\bar{x}_{2013}=331.775\\s^{2}_{2013}=29750.53782\\n_{2012}=45\\n_{2013}=40\\\)
So the test statistic t is
\(\large t=\frac{\bar{x}_{2012}-\bar{x}_{2013}}{\sqrt{\frac{s^{2}_{2012}}{n_{2012}}+\frac{s^{2}_{2013}}{n_{2013}}}}\)
\(t=\frac{365.4667-331.775}{\sqrt{\frac{27133.66364}{45}+\frac{29750.53782}{40}}}\)
\(t \large =\frac{33.6917}{36.6978711}\)
t = 0.918
The value of the test statistic is 0.918
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use the trapezoidal rule and simpson's rule to approximate the value of the definite integral for the given value of n. round your answer to four decimal places and compare the results with the exact value of the definite integral. 4 x x2 1 0 dx, n
The Trapezoidal rule and Simpson's rule are two methods used to approximate the value of a definite integral. The Trapezoidal rule approximates the integral by dividing the region between the lower and upper limits of the integral into n trapezoids, each with a width h. The approximate value of the integral is then calculated as the sum of the areas of the trapezoids. The Simpson's rule is similar, except the region is divided into n/2 trapezoids and then the integral is approximated using the weighted sum of the area of the trapezoids.
For the given integral 4 x x2 1 0 dx, with n = 200, the Trapezoidal rule and Simpson's rule approximate the integral to be 7.4528 and 7.4485 respectively, rounded to four decimal places. The exact value of the integral is 7.4527. The difference between the exact and approximate values is very small, thus indicating that both the Trapezoidal rule and Simpson's rule are accurate approximations.
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p(x),f(x),g(x) are parabolas with positive coefficient, each pair of parabolas got common rational root, how to proof that p(x)+f(x)+g(x) have a rational root?
Answer:
\({ \tt{p(x) : {y}^{2} = 4ax}} \\ { \tt{f(x) : {(y')}^{2} = 4a {x}'}} \\ { \tt{g(x) : {(y'')}^{2} = 4ax''}} \\ { \bf{since \: they've \: a \: common \: root}} : \\ {y}^{ 2} = {(y')}^{2} = {(y'')}^{2} \\ = > { \tt{4ax + 4ax' + 4ax''}} \\ = 4a(x + x' + x'') \\ common \: root \: is \: 4a \\ { \tt{ \infin {}^{ - } \leqslant 4a \leqslant \infin {}^{ + } }}\)
-98 = 14m
112
-7
7
-112
Answer:
\(\boxed {m = -7}\)
Step-by-step explanation:
Solve for the value of \(m\):
\(-98 = 14m\)
-Switch:
\(14m = -98\)
-Divide both sides by \(14\):
\(\frac{14m}{14} = \frac{-98}{14}\)
\(\boxed {m = -7}\)
Therefore, the value of \(m\) is \(-7\).
what is the value of x in the equation 2x + 5 = 21
Answer:
x=8
Step-by-step explanation:
2x + 5 = 21
Subtract 5 from each side
2x+5-5 = 21-5
2x= 16
Divide each side by 2
2x/2 = 16/2
x = 8
Answer:8
Step-by-step explanation:
2 times eight plus five is 21
can anyone help me solve this twenty points if you solve it
Answer:
Option d is the ryt answer.
Point slope form:
y-y1 = m(x-x1)
Slope intercept form:
y = mx+b
The information in the table was compiled from a survey of state park users’ Participation in various outdoor activities.Note that the table is in thousands. If a number on the table is 5.2,that means 5,200 people.
According to the information, the group of people over 60 who use the camping is 28.1% (option C).
How to find what percentage corresponds to the group of people over 60 who used the park campsite?To find the percentage that corresponds to the group of people over 60 years of age who used the park camping, we must consider the total number of people 60 years of age or older who were included in the survey. In this case we can infer that there were 21,000 people. On the other hand, the group that used the camping was 5,900. So the percentage would be:
5,900 * 100 / 21,000 = 28.09Based on the above, we can infer that the correct answer is B.
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To celebrate the first day of winter, Lin was putting stickers on some of the lockers. There are 100 lockers along one side of her middle school's hallway she puts a snowflake sticker on every 6th locker and a snowman sticker on every 8th locker. What locker number are they on?
I NEED THE ANSWER ASAP
Answer:
24, 48, 72, 96
Step-by-step explanation:
Least Common Multiple (LCM)
It's the smallest positive number that is a multiple of two or more numbers. For example, let's find the LCM of 15 and 25:
Multiples of 15: 15,30,45,60,75,90,...
Multiples of 25: 25,50,75,100,...
Note 75 is a common multiple of both and is also the smallest possible.
Lin puts a snowflake sticker every 6 lockers and a snowman sticker every 8 lockers. To find the lockers where both stickers are places, we must find the LCM of 6 and 8:
6 = 2*3
8 = 2*2*2
Multiplying the common factors the maximum number of times it appears:
LCM = 2*2*2*3 = 24
Thus, every 24 lockers there are two stickers until Lin reaches the last 100th locker along the halfway.
The sequence of lockers is:
24, 48, 72, 96
What is the last digit of the product of all the numbers between 11 and 29?
we can conclude that the last digit of the product of all the numbers between 11 and 29 is 0.
What is the last digit of the product of all the numbers between 11 and 29?
Here we want to find the last digit of the product between all the whole numbers larger than 11 and smaller than 29.
Then we have the product:
P = 12*13*14*15*16*17*18*19*20*21*22*23*24*25*26*27*28
Now, notice that there is a 20 there.
Any number times 20 will end with a zero, then:
P = 20*(12*13*14*15*16*17*18*19*21*22*23*24*25*26*27*28)
Only with that, we can conclude that the last digit of the product of all the numbers between 11 and 29 is 0.
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What is the solution of this linear equation see photo
SOLUTIION
The given equations are
\(p+q+r=32,p-r=4,2p+q=36\)This further gives
Therefore the solutions are:
\(p=\frac{-q+36}{2},r=\frac{36-q}{2}-4\)From the option considering the value q=8, it follows
\(\begin{gathered} p=\frac{-8+36}{2} \\ p=14 \end{gathered}\)And
\(\begin{gathered} r=\frac{36-8}{2}-4 \\ r=14-4 \\ r=10 \end{gathered}\)Therefore the solution is
\((14,8,10)\)Help, I need to answer this question
Answer:
Step-by-step explanation:
factors of 8
Answer:
F- of a 8* i think
Step-by-step explanation:
if the point p falls on the unit circle and has an x coordinate of 5/13 find the y coordinate of point p
To find the y-coordinate of point P on the unit circle, given that its x-coordinate is 5/13, we can utilize the Pythagorean identity for points on the unit circle.
The Pythagorean identity states that for any point (x, y) on the unit circle, the following equation holds true:
x^2 + y^2 = 1
Since we are given the x-coordinate as 5/13, we can substitute this value into the equation and solve for y:
(5/13)^2 + y^2 = 1
25/169 + y^2 = 1
To isolate y^2, we subtract 25/169 from both sides:
y^2 = 1 - 25/169
y^2 = 169/169 - 25/169
y^2 = 144/169
Taking the square root of both sides, we find:
y = ±sqrt(144/169)
Since we are dealing with points on the unit circle, the y-coordinate represents the sine value. Therefore, the y-coordinate of point P is:
y = ±12/13
So, the y-coordinate of point P can be either 12/13 or -12/13.
\(\huge{\mathfrak{\colorbox{black}{\textcolor{lime}{I\:hope\:this\:helps\:!\:\:}}}}\)
♥️ \(\large{\underline{\textcolor{red}{\mathcal{SUMIT\:\:ROY\:\:(:\:\:}}}}\)
1. A beer that was 10 proof would contain approximately what percentage of
alcohol?
A. 1%
B. 5%
C. 10%
D. 40%
Answer:
B) 5%
Step-by-step explanation:
In the table below, x represents the miles traveled and y represents the cost to travel by train.
Miles, x
Cost, y
2
8.50
5
15.25
8
22.00
12
31.00
What is the slope of this function?
0.44
0.63
2.25
22.50
Mark this and return
the slope of the linear equation is 2.25, which means that the third option is the correct one.
How to get the slope of the function?
Remember that a linear equation is a function of the form:
y = a*x + b
Where a is the slope and b is the y-intercept.
If the linear equation passes through the points (x₁, y₁) and (x₂, y₂), then the slope of the line is:
a = (y₂ - y₁)/(x₂ - x₁)
From the given data, where we have:
x = miles.y = costWe can use the first two points:
(2, 8.50)
(5, 15.25)
Replacing that in the slope equation we get:
a = (15.25 - 8.50)/(5 - 2) = 2.25
Then the slope of the linear equation is 2.25, which means that the third option is the correct one.
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The area of a circular Garden is 3850cm^2. Find the length of wire of sturns.
Answer is 35cm hope it will help you .
EXPLAINATION: π.r² = 3850 cm²
⇒ r² = 3850/π = 3850/3,14 ≈ 1225.5
⇒ r = √ 1225.5 ≈ 35 cm
P/s: π ≈ 3.14
ANSWER: r = 35 cm
Ok done. Thank to me :>