Mathematicsacademic

What is the variance of the following data set? 1, 3, 5, 7, 9

Are all parallelograms rectangles? A. True B. False

What is an important difference between the square root and cube root of a negative number? Discuss and provide examples.

A Pringles chips can has a diameter of 3 inches and a height of 10.5 inches. What is the volume of the Pringles can in terms of π?

If the discriminant of a quadratic equation is 2, then the equation has _____. If the discriminant of a quadratic equation is 4, then the equation has _____. If the discriminant of a quadratic equation is 0, then the equation has _____.

The total cost of renting a cotton candy machine for 4 hours is $72. What equation can be used to model the total cost y for renting the cotton candy machine x hours?

Find the value of 7−2x when x=−3.

Explain the approximate date through which the current address is valid.

What does the word "bisect" mean? A. To cut something into more than five pieces. B. It is a plane with two sets of wings. C. To cut something into two parts (of any size). D. To cut something into two congruent pieces or in half.

Determine all the zeros for the function f(x)=(x2+2x−8)(x−6).

Factor completely: x2 −10x+25

Which inequality is represented by the graph below? Check all that apply. x > 9 x < 9 any rational number greater than or including 9 any rational number less than or including 9 any rational number greater than 9 any rational number less than 9

A thief steals an ATM card and must randomly guess the correct four-digit PIN code from a 5-key keypad. Repetition of digits is allowed. What is the probability of a correct guess on the first try?

The most likely outcome for both participants in the prisoner's dilemma is that: ________.

How can you determine the end behavior of a polynomial function without graphing it?

How many faces does a rectangular prism have?

Express sin35∘ in fraction form: ____

Prove that 3:8 is equivalent to 12:32. a. Use diagrams to support your answer. b. Use the description of equivalent ratios to support your answer.

What is the MAD (Mean Absolute Deviation) of the following data set: 13, 14, 14, 16, 16, 16, 16, 18, 18, 19? The mean of the data set is 16.

What is 80% of 40? A. 8 B. 32 C. 40 D. 72

How many miles can you travel on $15 of gas money, assuming the current price for gasoline is $3.25 per gallon and your car gets an average of 27 miles per gallon?

Indicate the method you would use to prove the two triangles's are congruent . If no method applies, enter "none". SSS SAS ASA AAS None

Complete the synthetic division problem below: −3∣ 1 2 −2 3 What is the quotient in polynomial form? A. x2 − x+3 B. x2 − x+1 C. x2 + x−1 D. x2 + x−3

What is the driving time for a 2000-mile trip if you drive at an average speed of 55 miles per hour? What is the driving time at 70 miles per hour?

Write the pseudocode to calculate the volume of a cylinder.

32 oz = ______________ medium-sized glass(es)

What is an equivalent expression for 1.5(3x+4)+0.25(6x+8)?

Convert the following ratio into a percentage: 43:50 A. 86% B. 96% C. 86.4% D. 96.6%

Convert 10 x 3 tens to unit form and standard form.

Which distance measures 7 units? the distance between points L and M the distance between points L and N the distance between points M and N the distance between points M and P | **L** | **M** | **N** | **P** | | --- | --- | --- | --- | | −8 | −7 | −6 | −5 |

In the algebraic expression 7x, 7 is called the coefficient because it is the numerical part.

What x-value makes the set of ratios equivalent? 2:3=6:x 4:7=x:42 2x:48=3:12 12:15=x:20

Which graph is an example of a cubic function?

How many cups are in 1 liter? Which conversions show a path to the solution? Check all that apply. A. Cups → liters → quarts B. Liters → quarts → cups C. Cups → gallons → liters D. Liters → gallons → cups

If the discriminant of a quadratic equation is negative, how many real solutions does the equation have? A. 0 B. 1 C. 2 D. 3

How do you find the shortest distance between two sheets of hyperboloids?

Complete the synthetic division problem below: 2| 1 5 −14 ​What is the quotient in polynomial form? A. x+5 B. x−7 C. x+7 D. x−5

What is the midpoint of FB on the number line? -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 Options: A. Point A B. Point G C. Point H D. Point L

The equation 9x=27 has an answer of x=3. Write down five different equations with an answer of x=3.

Is 2 times y equal to 2y or y2?