Answer:
35.5 would be the correct answer
Step-by-step explanation:
write the expression in algebraic form. [hint: sketch a right triangle, as demonstrated in example 3.] tan(arcsec(x/3))
The expression tan(arcsec(x/3)) can be written \(1/3 \sqrt{x^2-9}\) in algebraic form.
The inverse secant function, or arcsecant, is defined as the inverse of the secant function, which is the ratio of the length of the hypotenuse of a right triangle to the length of the adjacent side. Given x/3 as the length of the adjacent side, arcsec(x/3) is the measure of the angle that has a secant equal to x/3.
The tangent function is the ratio of the length of the opposite side of a right triangle to the length of the adjacent side. By substituting arcsec(x/3) as the measure of the angle in a right triangle, we can use the tangent function to find the ratio of the lengths of the opposite and adjacent sides, which is equal to \(1/3 \sqrt{x^2-9}\).
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Money Eric returned from a trip to Las Vegas with
$300.00, which was 50% more money than he had at the
beginning of the trip. How much money did Eric have at
the beginning of his trip?
Answer:
$200
Step-by-step explanation:
money he has now is 150% of what he had in the beginning
300 = 1.5x
x = 200
if he had $200 in the beginning, you add half of that to itself (200 + 100 = 300)
Use calculus to find the area A of the triangle with the given vertices. (0, 6), (2, −3), (3, 4)
The area of the triangle with the given vertices is 11.5 square units.
Define the area of triangle by vertices?The area of a triangle can be calculated using the coordinates of its vertices using the following formula.
To find the area of a triangle with vertices (x₁, y₁), (x₂, y₂), and (x₃, y₃), we can use the following formula:
A = (x₁(y₂ − y₃) + x₂(y₃ − y₁) + x₃(y₁ − y₂))/2
Using this formula with the given vertices (0, 6), (2, −3), and (3, 4), we get:
A = (0(-3 − 4) + 2(4 − 6) + 3(6 − (-3)))/2
A = (0 - 4 + 27)/2
A = 23/2
A = 11.5
Therefore, the area of the triangle with the given vertices is 11.5 square units.
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Given the function f(x) = 0.5|x - 41-3, for what values of x is f(x) = 7?
x = -24, x = 16
x= -16, x = 24
x=-1, x = 9
x = 1, x = -9
The values of x for which f(x) = 7 are x = 61 and x = 21.
To find the values of x for which f(x) = 7, we can set up the equation and solve for x.
The given function is f(x) = 0.5|x - 41| - 3.
Setting f(x) equal to 7, we have:
0.5|x - 41| - 3 = 7.
First, let's isolate the absolute value term:
0.5|x - 41| = 7 + 3.
0.5|x - 41| = 10.
To remove the absolute value, we can consider two cases:
Case: (x - 41) is positive or zero:
0.5(x - 41) = 10.
Multiplying both sides by 2 to get rid of the fraction:
x - 41 = 20.
Adding 41 to both sides:
x = 61.
So x = 61 is a solution for this case.
Case: (x - 41) is negative:
0.5(-x + 41) = 10.
Multiplying both sides by 2:
-x + 41 = 20.
Subtracting 41 from both sides:
-x = -21.
Multiplying both sides by -1 to solve for x:
x = 21.
So x = 21 is a solution for this case.
Therefore, the values of x for which f(x) = 7 are x = 61 and x = 21.
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It says First,show 3/5 of 1/4 on the model. I don't know how pls help me.
Answer:3/20
Step-by-step explanation:
what is the value of 6 + 4 x ( 3 x 4 - 4 )
Answer: 80
Step-by-step explanation:
Answer: The correct answer is 80
Step-by-step explanation:
in parentheses 3x4 = 12 - 4 = 8
6 + 4 = 10
10 x 8 = 80
Can some please tell me what this is?
Step-by-step explanation:
This is mean domain is all real numbers
If 20% of a number is 72 and 50% of the same number is 180, find 30% of that number.
Answer:
.20x = 72, so x = 360
.30(360) = 108
Part A: At a fair, Derrick used a total of 16 tickets to ride the roller coaster 4 times and the bumper cars 2 times. Javier used a total of 12 tickets to ride the roller coaster 2 times and the bumper cars 3 times. Let x represent the number of tickets it takes to ride a roller coaster. Let y represent the number of tickets it takes to ride the bumper cars. Model Derrick and Javier's trip to the fair by creating linear equations to represent how Derrick and Javier each used their ride tickets. 4 X + y = Derrick: Javier: X + Blank 1: 4 Blank 2: Blank 3: Blank 4:
x: number of tickets it takes to ride a roller coaster
y: number of tickets it takes to ride the bumper cars
Derrick used a total of 16 tickets to ride the roller coaster 4 times and the bumper cars 2 times, that is,
4x + 2y = 16
Javier used a total of 12 tickets to ride the roller coaster 2 times and the bumper cars 3 times, that is,
2x + 3y = 12
Is the relation a function.
Yes or no for both problems.
which number has the greatest absolute value 15,5,0,-25
Answer:
-25
Step-by-step explanation:
In 1990, the profit of the Gamma company was $11,218,614. Each year after 1990, profits fell by
$12,189 on average. Construct a linear model for this scenario and use it to solve for the profits in
the year 2020. Remember to treat 1990 as x=0. Round your answer to a whole dollar.
The required solution for the profits in the year 2020 is $10452958.
What is equation?
An equation is a mathematical statement that is made up of two expressions connected by an equal sign. Equation, statement of equality between two expressions consisting of variables and/or numbers.
Given:
In 1990, the profit of the Gamma company was $11,218,614.
profits fell by $12,189 on average.
According to given question we have
Initial profit P(x)= $11900848
Fall rate= $48263 per year
The year in between 1990<x<2020
The Equation is
P(x)= 11900848 - (x-1990)*48263,
P(2020)= 11900848- 30*48263
= $10452958
Therefore, the required solution for the profits in the year 2020 is $10452958.
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. A town committee has a budget of $75 to spend on snacks for the volunteers participating in aclean-up day. The committeechairperson decides to purchase granola bars and at least 50 bottlesof water. Granola bars cost $.50 each, and bottles of water cost $.75 each. Write and graph asystem of linear inequalities for the number of bottles of water and the number of granola bars thatcan be purchased
Assume that the number of granola bars is x and the number of bottles is y
Since they decided to purchase at least 50 bottles
At least means greater than or equal, so
\(x\ge50\)Since the cost of 1 bar = $0.50, then
The cost of all bars = 0.50x
Since the cost of 1 bottle = $0.75, then
The cost of all bottles = 0.75y
Since their budget is $75
They can not exceed that, then
\(0.50x+0.75y\le75\)The solution will be in the common part of the two colors
The red represents the second inequality
The blue represents the first inequality
6. Rewrite y = √√4x+16 +5 to make it easy to graph using a translation. Describe the graph.
Answer:
~
Step-by-step explanation:
To make it easier to graph using a translation, we can rewrite the given equation as:
y - 5 = √√4x + 16
This is obtained by subtracting 5 from both sides of the equation.
The graph of the original equation y = √√4x+16 +5 can be obtained by taking the graph of y = √√4x + 16 and shifting it upwards by 5 units. The graph of y = √√4x + 16 is a square root function that has a vertical stretch of 2, a horizontal compression of 4, and a vertical translation of 16 units upwards. So the graph of the given equation y = √√4x+16 +5 will be the same as the graph of y = √√4x + 16, but shifted upwards by 5 units.
write an equation of the line below
Answer:
y=-x-2
Step-by-step explanation:
The slope is negative 1 and the y intercept is -2
If I toss two dice and add up the numbers 100 times, how many times will I get a sum of 8 and/ or two 6’s
Answer:
Sum of 8 = 13.8888... ≈ 14
Two 6's = 2.7777... ≈ 3
Sum of 8 and two 6's = 0.3858... ≈ 0
Sum of 8 or two 6's = 16.6666... ≈ 17
Step-by-step explanation:
Create a sample space for the sum of rolling two dice (where x are the die):
\(\begin{array}{|c||c|c|c|c|c|c|}\cline{1-7} \vphantom{\dfrac12}x& \textbf{1} &\textbf{2} &\textbf{3} &\textbf{4} &\textbf{5} &\textbf{6}\\\cline{1-7} \textbf{1}&2 &3 & 4& 5&6 &7 \\\cline{1-7} \textbf{2}& 3& 4& 5& 6& 7&8 \\\cline{1-7} \textbf{3}&4 &5 & 6&7 & 8&9 \\\cline{1-7} \textbf{4}&5 &6 &7 & 8&9 &10 \\\cline{1-7} \textbf{5}& 6 &7 & 8&9 &10 & 11\\\cline{1-7} \textbf{6}&7 & 8&9 &10 & 11&12\\\cline{1-7} \end{array}\)
Therefore, there are 36 possible outcomes.
Let Event A be getting a sum of 8.
Let Event B be getting two 6's.
From inspection of the the sample space diagram:
\(\sf P(A) = \dfrac{5}{36}\)
\(\sf P(B) = \dfrac{1}{36}\)
Therefore:
\(\implies \sf P(A)\;and\;P(B)=\dfrac{5}{36} \times \dfrac{1}{36}=\dfrac{5}{1296}\)
\(\implies \sf P(A)\;or\;P(B)=\dfrac{5}{36} +\dfrac{1}{36}=\dfrac{6}{36}=\dfrac{1}{6}\)
Given the two dice are tossed 100 times.
Number of times you will get a sum of 8 from 100 tosses of two dice:
\(\implies 100 \times \dfrac{5}{36}=13.8888...\)
Number of times you will get a two 6's from 100 tosses of two dice:
\(\implies 100 \times \dfrac{1}{36}=2.7777...\)
Number of times you will get a sum of 8 and two 6's from 100 tosses of two dice:
\(\implies 100 \times \dfrac{5}{1296}=0.385802...\)
Number of times you will get a sum of 8 or two 6's from 100 tosses of two dice:
\(\implies 100 \times \dfrac{1}{6} = 16.6666...\)
suppose 123 people voted for danny if 55 of the votes from girls to votes for boys explain
Answer:
Suppose 123 people voted for Danny. If 55 of the votes were from girls, what would be the ratio of votes from girls to votes from boys? If 55 were girls then there were 123-55 = 68 boys. Thus the ratio would be 55 girls to 68 boys, or 55/68.
Answer:
60
Step-by-step explanation:
Consider the equation 5 – 3(2x – 7) = 12 – 5(x – 2). Is x = 2 a solution to this
equation? Is x = 4 a solution to this equation? Explain your reasoning in each case
Answer:
see below
Step-by-step explanation:
5 – 3(2x – 7) = 12 – 5(x – 2)
Substitute x=2
5 – 3(2*2 – 7) = 12 – 5(2 – 2)
5 – 3(-3) = 12 – 5(0)
5 - 3*(-3) = 12
5+9 = 12
14=12
This is false so it is not a solution
5 – 3(2x – 7) = 12 – 5(x – 2)
Substitute x=5
5 – 3(2*4 – 7) = 12 – 5(4 – 2)
5 – 3(8-7) = 12 – 5(2)
5 - 3*1 = 12-10
5-3 = 2
2=2
This is true so it is a solution
What is blank -3/4 = 2/3
Answer:
Blank = 17/12
Step-by-step explanation:
Blank = 2/3 + 3/4
Blank = 8/12 + 9/12
Blank = 17/12
If John solved the equation x² - 10x +8=0 by completing the square, one of the steps in his process would
be:
(z-5)² = 17
(z+4)² =10z+16
(z+4)² =10z
(2-5)² = -8
If John solved the equation x² - 10x + 8 = 0 by completing the square, one of the steps in his process would be: A. (x - 5)² = 17.
What is a quadratic equation?In Mathematics, the standard form of a quadratic equation is represented by the following equation;
ax² + bx + c = 0
Next, we would solve the given quadratic equation by using the completing the square method;
x² - 10x + 8 = 0
x² - 10x = -8
In order to complete the square, we would have to add (half the coefficient of the x-term)² to both sides of the quadratic equation as follows:
x² - 10x + (-10/2)² = 8 + (-10/2)²
x² - 10x + 25 = -8 + 25
x² - 10x + 25 = 17
By simplifying, we have;
(x - 5)² = 17
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If the similar figures shown below are right triangles, what is the value of x?
Answer:
12
Step-by-step explanation:
Following the Pythagorean theorem, c^2 - b^2 = a^2.
If they are similar, b will be 16 and c will be 20.
20^2 - 16^2 = 144
144 = 12^2 so x=12
An open rectangular box (no top) with volume 9 cubic meters has a square base. Express the surface area S of the box as a function of the length x of one of the sides.
In linear equation, S = x2 + 36/x the surface area S of the box as a function of the length x of one of the sides.
What in mathematics is a linear equation?
There are only one or two variables in a linear equation. No variable can be multiplied by a number larger than one or used as the denominator of a fraction in a linear equation. All of the points fall on the same line when you identify the values that together make a linear equation true and plot those values on a coordinate grid.Let x = length of the sides of the base, and h = the height. The volume is given as 9 m3
Volume = area of base * height
9 = x2*h
So 9/x2 = h
The surface area, S, of the box is:
S = (Area of Base) + 4*(Area of a Vertical Side)
S = x2 + 4 * (xh)
Substitute 5/x2 in place of h:
S = x2 + 4 * x * (9/x2)
S = x2 + 36/x
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PLEASE HELP i realy don’t understand this at all
Check the picture below, recall that the radius of a circle is always the same length in the circle.
What would the answer be?
The length of the arc CD is 14.13 centimeters.
How to find the length of CD?Remember that for an arc defined by an angle a in a circle of radius R, the length of the arc is given by:
L = (a/360°)*2*pi*R
Where pi = 3.14
Here the angle is a = 45°
And R = 18cm, so we can replace that in the formula above to find the length.
L = (45°/360°)*2*3.14*18cm = 14.13cm
That is the length of the arc CD.
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2. Kurt designs a square flower garden that has the same area as a rectangular one. The length of the rectangular
garden is 10 feet longer than the side of the square garden. The width of the rectangular garden is 5 feet shorter
than the side of the square. Find the side length of the rectangular garden.
low
The side length of the the rectangular garden are 20 feet by 5 feet.
Calculating the size of a Rectangular GardenLet
s = side length of the square garden
l = length of the rectangular garden
w = width of the rectangular garden
From the problem statement,
area of the square garden = area of the rectangular garden
Since the area of a square is just the side length squared, we can write:
s² = l * w
We also know that the length of the rectangular garden is 10 feet longer than the side of the square garden, and that the width of the rectangular garden is 5 feet shorter than the side of the square garden. We can express them as:
l = s + 10
w = s - 5
Now we can substitute these expressions for l and w into our first equation:
s² = (s + 10) * (s - 5)
Expanding the right-hand side, we get:
s² = s² + 5s - 50
0 = 5s - 50
5s = 50
Dividing both sides by 5, we get:
s = 10
Since the side length of the square garden is 10 feet.
We can use this to find the dimensions of the rectangular garden:
l = s + 10 = 10 + 10 = 20
w = s - 5 = 10 - 5 = 5
So the dimensions of the rectangular garden are 20 feet by 5 feet.
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Domain:
O-85x<0 or 0
O-85x50or 0≤x≤2
O 1
O 2
The domain and the range of the piecewise function in this problem are given as follows:
Domain: -6 ≤ x < 0 or 0 < x ≤ 2.Range: 0 ≤ y < 1 or 1 < y ≤ 6.How to obtain the domain and range of a function?The domain of a function is defined as the set containing all the values assumed by the independent variable x of the function, which are also all the input values assumed by the function.The range of a function is defined as the set containing all the values assumed by the dependent variable y of the function, which are also all the output values assumed by the function.The function in this problem is defined for all values of x between -6 and 2, except x = 0, and assumes all values of y between 0 and 6, except y = 1, hence the domain and range are given as follows:
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What is the following sum?
5(³3√x)+9(³√x)
0 14 (√x)
14 (2√x²)
0 14 (3√x)
0
X
The solution for the given expression is 14∛x. The correct option is (C).
What is an Algebraic expression?An algebraic expression can be obtained by doing mathematical operations on the variable and constant terms.
The variable part of an algebraic expression can never be added or subtracted from the constant part.
The given expression is as below,
5∛x + 9∛x
The given expression can be simplified as follows,
5∛x + 9∛x
Here, both the terms have equivalent variables. So, both are like terms.
As per the rules like terms can be added or subtracted keeping the variable as the same.
Thus, 5∛x + 9∛x = 14∛x
Hence, the given expression can be evaluated as 5∛x + 9∛x = 14∛x.
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Quadrilateral RSTU is similar to quadrilateral LMNO. What is the value of LO if RU is 6 inches, LM is 45 inches, and RS is 9 inches?
The value of LO if RU is 6 inches is solved to be 30 inches
What are similar polygons?This is a term used in geometry to mean that the respective sides of the polygons are proportional and the corresponding angles of the triangles are congruent
Hence assuming the corresponding angles of the polygon are congruent then the side should be in proportions
Examining the figure when LM is 45 inches, and RS is 9 inches
the constant of proportionality from quadrilateral RSTU to quadrilateral LMNO is 5
9 * 5 = 45
when RU = 6 inches
6 * 5 = 30 inches
hence LO is 30 inches
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30 POINTS!!! PLEASE HELP ME! ASAP
Answer:
I think is higher
Step-by-step explanation:
25. The sides of the base of the square prism drawn below have been doubled, but its height has not been changed. Determine the ratio of the prism's new volume to its original volume.
A.8:1
B.2:1
C.4:1
D.16:1
Answer:4:1
Step-by-step explanation: