Atlas Algebra

Tags

CCSS.6.EE.A.3

Consider this function.

f(x) = x(18 − x)

What are the values of f(0), f(5), and f(18)?

• f(0) = −18

  f(5) = 90

  f(18) = −36

• f(0) = 0

  f(5) = 90

  f(18) = −324

• f(0) = 0

  f(5) = 65

  f(18) = 0

• f(0) = 18

  f(5) = −450

  f(18) = −36

Tags

CCSS.HSF.IF.A.2

Consider this system of equations.

h + c = 2.25

h − c = 1.75

What value of h makes the system of equations true?

Tags

CCSS.HSA.REI.C.9

Consider this inequality.

y ≥ x − 4

Which of the following graphs represents the solution set of the inequality?

• 
• 
• 
• 

Tags

CCSS.HSA.REI.D.12

A waiter recorded the amount of money he earned in tips each weekday for a two-week period. His data are shown in this table.

Which statement about the data in the table is true?

• The median and the range for week 1 are equal to the median and the range for week 2.

• The median and the mode for week 1 are equal to the median and the mode for week 2.

• The mean and the median for week 1 are equal to the mean and the median for week 2.

• The mean and the range for week 1 are equal to the mean and the range for week 2.

• x = −3; x = −4

• x = −2; x = −6

• x = 2; x = 6

• x = 3; x = 4

Tags

CCSS.HSA-REI.B.4B

A rectangular garden that is 16 1/4 feet wide and 11 3/4 feet long will be covered with soil. If a bag of soil covers an area of 20 square feet, which of the following is closest to the number of bags of soil needed to cover the garden?

• 2

• 3

• 8

• 10

• (x + 6)(x − 14)

• (x − 6)(x + 14)

• (x + 7)(x − 12)

• (x − 7)(x + 12)

Which of the following statements is true?

• The sum of two rational numbers is rational.

• The product of two rational numbers is irrational.

• The sum of a rational number and an irrational number is rational.

• The product of a non-zero rational number and an irrational number is rational.

Tags

CCSS.HSN.RN.B.3