Algebra I Unit 8A Review

Which function best models the data?

• n(t) = -0.002t² + 0.55t + 5.02

• n(t) = 0.072t² - 0.15t + 2.73

• n(t) = -0.002t² + 5.02

• n(t) = 0.072t² + 2.73

Which function is equivalent to q(x) = 9x² - 24x + 16?

• q(x) = (9x - 4)(x - 4)

• q(x) = (3x + 4)²

• q(x) = (9x + 4)(x + 4)

• q(x) = (3x - 4)²

Tags

CCSS.HSA.APR.C.4

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

• 3x - 2

• 9x - 1

• x - 2

• 2x - 1

• -74 and 88

• -2 and 16

• -88 and 74

• -16 and 2

Tags

CCSS.HSA-REI.B.4B

• x = -6

• x = 4

• x = -1.8

• x = 1.2

Tags

CCSS.HSA-REI.B.4B

What is the value of y in the solution to this system of equations? 6y + x = -59 x = -2y + 9

• 8.5

• -17

• 43

• -12.5

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

• 12(x - 4)(x - 1)

Tags

CCSS.HSA.APR.C.4

• f(x) = (3x - 7)(2x - 3)

• f(x) = 3(x - 1)(2x - 7)

• f(x) = (6x - 7)(x - 3)

• f(x) = 3(x - 7)(2x - 1)

• -3

• 2

• 3

• -2