Step-by-step explanation:
(x + 20)º and (4x - 5)º are supplementary angles, meaning the sum of their angles = 180º.
(x + 20) + (4x - 5) = 180
5x + 20 - 5 = 180
5x + 15 = 180
5x = 165
165/5 = 33
Answer: x = 33
Which of the following expressions are equivalent to - (8/3)
The solution is, the following expressions are equivalent to 4⁻³ / 4⁻⁸
A. 4^8/4^3
D. 4⁵
What is an exponent in math?An exponent refers to the number of times a number is multiplied by itself. For example, 2 to the 3rd (written like this: 23) means: 2 x 2 x 2 = 8. 23 is not the same as 2 x 3 = 6. Remember that a number raised to the power of 1 is itself.
here, we have,
We have to calculate to find the result -
The expression is = 4^(-3)/4^(-8)
According to the indices rule, the power will be deducted if it is a division.
Therefore, a^m/a^n = a^(m-n)
Using that formula,
4⁻³ / 4⁻⁸
= 4⁸ / 4³
= 4⁽⁸⁻³⁾
=4⁵
Therefore, the answer choice D is the option, and the answer is 4^5.
Option A is also correct.
Because we can find 4^5 with the help of that option.
Alternative way,
4^(-3)/4^(-8)
= 4^(-3+8)
= 4^(8-3)
= 4^8/4^3
In the is way, we can also find option A is correct.
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complete question:
Which of the following expressions are equivalent to 4^-3/4^-8?
Can you figure out what the area of this shape is?
Answer:
22 units
Step-by-step explanation:
split it into 3 sections, there are two sections of 2x3 and one of 1x10, together they make 22 units
i need help on this question
Answer:
1/2 or 0.5
Step-by-step explanation:
4x+8=10tothefirstpower x=1/2 or 0.5
Help
Brainliest in reward
Please name both angles
1234-4566/45.44+67*755.34
Answer:
To solve this expression, we need to follow the order of operations (PEMDAS) which stands for Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right).
The expression is:
1234 - 4566 / 45.44 + 67 * 755.34
First, we need to perform the division operation since it comes before addition and multiplication.
4566 / 45.44 = 100.50
Now, we can substitute that into the expression:
1234 - 100.50 + 67 * 755.34
Next, we need to perform the multiplication operation:
67 * 755.34 = 50,548.78
Now, we can substitute that into the expression:
1234 - 100.50 + 50,548.78
Next, we can perform the addition and subtraction operations:
1234 + 50,448.28 = 51,682.28
Therefore, the result of the expression is 51,682.28.
If f(x) = 3x² + 1 and g(x) = 1 - X, what is the value of (f -9)(2)?
Answer:
(f -g)(2) = 14
Step-by-step explanation:
You can write the expression for the composite function as ...
(f -g)(x) = f(x) -g(x) = (3x² +1) -(1 -x)
(f -g)(x) = 3x² +x
Then for x = 2 ...
(f -g)(2) = 3(2²) +2
(f -g)(2) = 14
15-year old students
a) How many 15-year old
students took part in
the survey?
(1)
b) How many more 15-year
old students than 11-year
old students spent
between 35 and 45 mins
on social media?
(1)
Total marks: 2
10 20 30 40 50 60 70 80
Time (mins)
Next Question
what is the equivalent ratio of 2 over 9?
Answer:
4/18, 6/27, 8/36, 10/45, 12/54, 14/63, 16/72, 18/81, 20/90, 22/99 and many more
Step-by-step explanation:
Hope this helpss!!
Tanner-UNF Corporation acquired as a long-term investment $200 million of 6.0% bonds, dated July 1, on July 1, 2024. Company management has the positive intent and ability to hold the bonds until maturity. The market interest rate (yield) was 8% for bonds of similar risk and maturity. Tanner-UNF paid $170.0 million for the bonds. The company will receive interest semiannually on June 30 and December 31. As a result of changing market conditions, the fair value of the bonds at December 31, 2024, was $180.0 million
Carrying value on June 30, 2024 is $176 million, total Interest revenue is $12.44 million
To calculate the interest revenue for the first six months, we need to find the carrying value of the bonds on June 30, 2024.
The carrying value is the purchase price plus the accrued interest, which is calculated as follows:
Accrued interest = Face value x Coupon rate x Time
where Time = 6/12 = 0.5 (since interest is paid semiannually)
Accrued interest = $200 million x 6% x 0.5 = $6 million
Carrying value on June 30, 2024 = Purchase price + Accrued interest
= $170 million + $6 million
= $176 million
The interest revenue for the first six months is calculated as follows:
Interest revenue = Carrying value x Market rate x Time
= $176 million x 8% x 0.5
= $7.04 million
For the second six months, the carrying value is the fair value of $180 million, since the bonds were revalued at December 31, 2024.
The interest revenue for the second six months is calculated as follows:
Interest revenue = Carrying value x Coupon rate x Time
= $180 million x 6% x 0.5
= $5.4 million
Total interest revenue = Interest revenue for first six months + Interest revenue for second six months
= $7.04 million + $5.4 million
= $12.44 million
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3
5
4 What kind of number is shown?
OA) improper fraction
OB) mixed number
OC) whole fraction
OD) combined number
Answer:
B) mix number
Is it ever possible to have a graph of a function that is symmetric about the y-axis AND the origin? Explain your thinking. (say yes or no and explain in more detail)
Yes, it is possible to have a graph of a function that is symmetric about both the y-axis and the origin. This means that if (x, y) is a point on the graph, then (-x, y) and (x, -y) are also points on the graph.
In other words, the function has both reflectional symmetry about the y-axis and rotational symmetry about the origin. An example of such a function is y = x², which is a parabolic function that opens upwards and is symmetric about both the y-axis and the origin.
What is the function about?A graph is symmetric about the y-axis if the graph is unchanged when reflected over the y-axis. This means that for any point (x,y) on the graph, the corresponding point (-x,-y) will also be on the graph. A graph is symmetric about the origin if the graph is unchanged when reflected over the origin.
Therefore, This means that for any point (x,y) on the graph, the corresponding point (-x,y) will also be on the graph. When a graph is symmetric about both the y-axis and the origin, it means that the graph is unchanged when reflected over either the y-axis or the origin.
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Compare continuous functions f, g, and h, and match the statements with the function they best describe.
Drag each description to the correct location on the table.
Answer: see attached
Step-by-step explanation:
From the given properties of the functions,
Function 'f' is decreasing in the longest interval [-0.8, 0.6]Lowest y-intercept → y = -1 (function g)Highest y-intercept → y = 3 (function h)Function 'h' in increasing in the longest interval → (-∞, ∞)Functions given in the picture are 'f', 'g' and 'h'.
From the graph given for function 'f',
y - intercept = 1
Increasing in the interval → (-∞, -0.8] and (0.6, ∞)
Decreasing in the interval → [-0.8, 0.6]
From the table given for the function 'g',
Decreasing in the interval → [-2, 2]
y-intercept = -1
For function 'h',
h(x) = 4x³ + 3
Table of the input-output values for function will be,
x h(x)
-2 -29
-1 -1
0 3
1 7
2 35
Therefore, function 'h' will increase in the interval → (-∞, ∞)
y-intercept → y = 3
Therefore, from these properties of the functions we conclude,
Function 'f' is decreasing in the longest interval [-0.8, 0.6]Lowest y-intercept → y = -1 (function g)Highest y-intercept → y = 3 (function h)Function 'h' in increasing in the longest interval → (-∞, ∞)Learn more,
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Calculus, factor the given polynomial completely.
what is the answer to the question
Answer: The area of the triangle is 25 units^2.
Step-by-step explanation: The formula to find the area of the triangle is (base * height)/2. In this case, the base is 10 units long (on the x axis, it's the overall horizontal length of the triangle) and the height is 5 units long (the height can be calculated by finding the y axis length from the highest point of the triangle to the lowest). So (10*5)/2 = 50/2 which equals 25. And keep in mind, because this is the area, the unit will be units squared.
Please help it’s URGENT!
The least common denominator needed to solve the equation is given as follows:
D. x(x - 3).
How to obtain the least common denominator?The equation in this problem is given as follows:
1/x + 2/(x - 3) = 5.
The denominators of each expression are given as follows:
x.x - 3.x and x - 3 are not factors of each other, hence we multiply them and the least common denominator needed to solve the equation is given as follows:
D. x(x - 3).
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I need help with this please
The total amount of sugar that was consumed by Kylie in the past nine (9) days is equal to 3 units of sugar.
What is a line plot?In Mathematics and Statistics, a line plot refers a type of graph that is used to graphically represent a data set above a number line, while using crosses, dots, or any other mathematical symbol.
Based on the data and information provided in the line plot shown in the image attached above, we can calculate the total amount of sugar that was consumed by Kylie in the past nine (9) days as follows:
Total sugar consumed = (1/8 + 1/8 + 1/8) + 1/4 + (3/8 + 3/8 + 3/8) + (5/8 + 5/8)
Total sugar consumed = 3(1/8) + 1/4 + 3(3/8) + 2(5/8)
Total sugar consumed = 3/8 + 1/4 + 9/8 + 10/8
Total sugar consumed = 22/8 + 1/4
Total sugar consumed = (22 + 2)/8
Total sugar consumed = 24/8
Total sugar consumed = 3 units of sugar.
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Which graph correctly solves the equation below?
−x2 − 1 = 2x2 − 4
One quadratic graph opening down and one quadratic graph opening up. They do not intersect.
One quadratic graph facing up and one quadratic graph facing down. They intersect at negative 1, negative 2 and 1, negative 2.
One quadratic graph facing up and one quadratic graph facing down. They intersect at 0, negative 1.
Quadratic graph opening up and quadratic graph opening down. They intersect at negative 1, 0 and 1, 0.
The correct option about the graph is one quadratic graph facing up and one quadratic graph facing down. They intersect at negative 1, negative 2 and 1, negative 2.
Which graph correctly solves the equation below?Here we have the quadratic equation:
-x² - 1 = 2x² - 4
So we can have the graph of two quadratic equations in the same coordinate axis, these graphs are of:
y = -x² - 1
y = 2x² - 4
One is a quadratic that opens down, and the other is a quadratic that opens up.
To see if the graphs intercept we can try to solve the equation:
-x² - 1 = 2x² - 4
2x² - 4 + x² + 1 = 0
3x² - 3 = 0
x² - 1 = 0
The solution is x = ±1
The y-values of the solutions are:
y = -x² - 1
y = - (±1)² - 1 = -2
So the two intersections are at (-1, -2) and (1, -2).
The correct option is the second one.
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What is the prime factorization of 625?
Answer:
5⁴
Step-by-step explanation:
625= 5×5×5×5
On a team, 8 girls and 5 boys scored a total of 94 points. The difference between the number of points scored by the 8 girls and the number of points scored by the 5 boys is 34. Each girl scored the same number of points and each boy scored the same number of points. Find the number of points scored by each girl and each boy
Answer:
g = 8 points
b = 6 points
Step-by-step explanation:
If each girl scores g points, and each boy scores b points, then:
8g + 5b = 94
8g − 5b = 34
Add the equations together.
16g = 128
g = 8
Solve for b in either equation.
8(8) + 5b = 94
5b = 30
b = 6
Graph the function, give the domain and range There are 3 parts to this question, the next part will be shown after answering the first part is answered correctly Please help me answer all three parts
ANSWER
Range:
\(Range:\text{ \lparen-7, }\infty)\)Domain:
\(Domain:\text{ \lparen-}\infty,\text{ }\infty)\)Graph:
Table
Horizontal shift: y = -7
Vertical shift: x is infinity
The length of a rectangle is 5 cm more than its width. If the perimeter is 58cm, calculate:
(a) Write an equation to show the perimeter of the rectangle ?
(b) calculate:
I.width
II.length
III. the area of the rectangle
The equation to show the perimeter of the rectangle is P = 2(2w + 5)
Writing an equation to show the perimeter of the rectangleFrom the question, we have the following parameters that can be used in our computation:
Length = 5 more than the width
Also, we have
Perimeter = 58
This means that
P = 2(w + 5 + w)
P = 2(2w + 5)
Calculating the dimensions and the areaIn (a), we have
P = 2(2w + 5)
This gives
2(2w + 5) = 58
So, we have
2w + 5 = 29
2w = 24
w = 12
Next, we have
l = 12 + 5
l = 17
Lastly, we have
Area = 17 * 12
Area = 204
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plsss help!!!!!!! #3 #4
Answer:
3) 162 ft² || 4) 38.25 mm²
Step-by-step explanation:
3)
area of triangle = 0.5 * base * height
= 0.5 * 27 * 12
= 162 ft²
4) area of triangle = 0.5 * base * height
= 0.5 * 8.5 * 9
= 38.25 mm²
Step-by-step explanation:
#3Area of triangle:
A = 1/2bh = 1/2*27*12 = 162 ft²#4Area of triangle:
A = 1/2bh = 1/2*8.5*9 = 38.25 mm²I WILL GIVE BRAINLEST AND CREATE A RANDOM QUE FOR U TO GET AN EXTRA !!!!!50!!!!! POINTS (ONLY IF YOU ACTUALLY SHOW YOUR WORK AND IS CORRECT) hurry plz im in a rush
1.) Factor Completely: SHOW ALL WORK! 32a^8−128x^2
2.) Factor Completely: SHOW ALL WORK!x^3+4x^2−x−4
Answer:
1) 32(a^4+2x)(a^4-2x) 2) (x+4)(x+1)(x-1)
Step-by-step explanation:
If f(x) = |x| + 9 and g(x) = –6, which describes the range of (f + g)(x)?
(f + g)(x 3 for all values of x
(f + g)(x) 3 for all values of x
(f + g)(x)6 for all values of x
(f + g)(x)for all values of x
The range of values of (f + g)(x) is for all values of x -infinity to + infinity
What is the domain and range of the function?The domain of a function is defined as the set of all the possible input values that are valid for the given function.
The range of a function is defined as the set of all the possible output values that are valid for the given function.
We are Given f(x) = |x| + 9 and g(x) = –6,
Required the range of (f + g)(x)
First, calculate
(f + g)(x) = f(x) + g(x)
Substitute values for f(x) and g(x)
(f + g)(x) = |x| + 9 - 6
(f + g)(x) = |x| + 3
The above expression shows that (f + g)(x) ≥3
Range = (f + g)(x) ≥3 for all values of x
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Two of the vertices of a triangle are located at (6,0) and (5,10) on the coordinate plane. The third vertex is located at (x,20) , where x is a negative value. The area of the triangle is 60 square units.
Using the shoelace formula (Green’s Theorem) in counterclockwise fashion, write an equation that can be used to find the value of x .
PLEASE I NEED HELP! ASAP I WOULD REALLY APPRECIATE IT!!
Using the shoelace formula (Green’s Theorem) in counterclockwise fashion, the value of x is -8.
What is Shoelace formula ?Area of Polygon can be calculated using Shoelace formula described by Mathematician and Physicist Carl Friedrich Gauss where polygon vertices are described by their Cartesian coordinates in the Cartesian plane.
A = \(\frac{1}{2} |x_{1} y_{2} +x_{2} y_{3}+........x_{n-1}y_{n} +x_{n} y_{1} -x_{2} y_{1} -x_{3} y_{2} - ........-x_{n}y_{n-1}-x_{2}y_{n} |\)
Shoelace formula (Green’s Theorem)
A = \(\frac{1}{2} |x_{1} y_{2} +x_{2} y_{3}+........x_{n-1}y_{n} +x_{n} y_{1} -x_{2} y_{1} -x_{3} y_{2} - ........-x_{n}y_{n-1}-x_{2}y_{n} |\)
Where A is the area of the polygon and n is the number of sides of the polygon.
Here A = 6, n = 3, \(x_{1}\) = 6, \(y_{1}\) = 0, \(x_{2}\) = 5, \(y_{2}\) = 10, \(x_{3}\) = \(x\), \(y_{3}\) = 20
A = 60 = \(\frac{1}{2} |(6.10)+(5.20)+(x.0)-(5.0)-(x.0)-(6.20)|\)
60 = \(\frac{1}{2} |60+100-10x-120|\)
60 = \(\frac{1}{2} |40-10x|\)
60 = \(|20-5x|\)
So 20 - 5x = -60
5x = 80
x = 16
20 - 5x = 60
5x = -40
x = -8
since x is a negative value,
we can know x = -8
Hence the value of x is -8.
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5 Signs for science project displays are cut of poster board that measure 1 yard on each side. Each sign is-yard long and-yard wide. How ma signs can be cut from 1 piece of poster board? Wh the area of each sign? Show your work.
Answer:
\(\text{27}\)
Step-by-step explanation:
Given that :
\(\text{Dimension of poster board} = 1 \ \text{yd} \ \text{by} \ 1 \ \text{yd}\)
\(\text{Dimension of each poster board} = \dfrac{1}{3} \ \text{yd} \ \text{by} \ \dfrac{1}{9} \ \text{yd}\)
Number of poster signs that can be cut :
\(\text{Area of poster sign} = \dfrac{1}{3} \times \dfrac{1}{9} = \dfrac{1}{27} \ \text{yard}^2\)
\(\text{Area of poster board} = 1 \ \text{yard}^2\)
Number of poster signs that can be cut :
\(\dfrac{\text{Area of poster board}}{\text{Area of poster sign}}\)
\(1 \ \text{yard}^2\div (\dfrac{1}{27} ) \ \text{yard}^2\)
\(1 \div \dfrac{1}{27}\)
\(1 \times \dfrac{27}{1}\)
\(\bold{= 27 \ poster \ signs}\)
A painter is purchasing some paints and a canvas to paint on. The paints cost $3.25
each. The canvas costs $10. The painter has $36. What is the greatest number of
paints the painter can purchase?
A. 11
B.14
C.8
D.9
Answer:
Option C. 8.Step-by-step explanation:
He bought 1 canvas.
Canvas = 10 dollars.
Now, he has 26 dollars.
Multiply all answers with the paint's cost.
11 * 3.25 = 35.25. Too big. Insufficient funds.14 * 3.25 = 45.5. Insufficient funds.8 * 3.25 = 26. Just enough to buy 8, since he has 26 dollars left.9 * 3.25 = 29.25. Insufficient funds.Your answer is C.
hope this helps.
The linear function y 2.5x + 3.94 represents the amount of revenue in millions since 2000. What
was the revenue in millions in 2010?
Answer:
i dont know what will i do that plss help me
I really need helpp
Answer:
C
Step-by-step explanation:
Answer: B. Sandwich Town's Dipping Sauce
Step-by-step explanation: Sandwich town has 1/2 more spoonful than Burger Barn so Sandwich Town has a stronger mustard flavor.
Hope this helps! : )
At which points is the function continuous?
The function is continuous in the domain x ≥ 3/4
At which points is the function continuous?Here we have a root function:
f(x) = ⁴√(4x - 3)
This is an even degree root function, so we have problems when the argument is negative.
Then the allowed values (where the function is defined, and thus, continuous) are:
4x - 3 ≥ 0
4x ≥ 3
x ≥ 3/4
There the function is continuous.
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