Algebra 1 Unit 8 Review

Factor and use the Zero Product Property to find the roots of the following quadratic equation

0=x² - 7x + 12

• x=4 or x=3

• x=5/2 or x = 4/3

• x=-3 or x=3

• x=-6

Tags

CCSS.HSA-REI.B.4B

Factor and use the Zero Product Property to find the roots of the following quadratic equation.

0 = 6x² - 23x + 20

• x=4 or x=3

• x=5/2 or x=4/3

• x=-3 or x=3

• x=-6

Tags

CCSS.HSA-REI.B.4B

Factor and use the Zero Product Property to find the roots of the following quadratic equation.

0 = x² - 9

• x=4 or x=3

• x=5/2 or x=4/3

• x=-3 or x=3

• x=-6

Tags

CCSS.HSA-REI.B.4B

Factor and use the Zero Product Property to find the roots of the following quadratic equation.

0 = x² + 12x + 36

• x=4 or x=3

• x=5/2 or x=4/3

• x=-3 or x=3

• x=-6

Tags

CCSS.HSA-REI.B.4B

The price of milk has been steadily increasing 5% per year. If the cost of a gallon is now $3.89. What will it cost in 10 years? What did it cost 5 years ago?

• $6.34;$3.05

• $4.08;$3.05

• $4.08;$3.70

• $5.21;$3.70

Tags

CCSS.HSF-LE.A.1C

One of these lines represents Feng, and one represents Wei. Write an equation for each girl's line. When do they meet?

• Feng: y=4x+2 Wei: y=6x+2 (4,12)

• Feng: y=3x Wei: y=2x-7 (4,12)

• Feng: y=1/4x Wei: y=1/6x-12 (6,24)

• Feng: y=4x Wei: y=6x-12 (6,24)

Tags

CCSS.8.EE.C.8C

Identify the y-intercept, x-intercepts, and the vertex of the following graph. y=x² - 2x

• (0,0); (0,0) and (2,0); (1,-1)

• (0,0); (-2,0) and (0,0); (2,-2)

• (2,0); (0,0) and (2,0); (1,-1)

• (0,0); (1,-1) and (2,0); (0,0)

Tags

CCSS.HSF-IF.C.7A

Simplify using only positive exponents.

(9^1/2x²y)(27^1/3y^-1)

• 9xy^-2

• 243xy

• 9x²

• 243x²

Tags

CCSS.HSA.APR.A.1

Simplify using only positive exponents.

(x^1/2)^-2

• x^-1

• 1/x

• x^-2

• x^1/2

Simplify using only positive exponents.

(1/125)^2/3

• 1/25

• 5²

• 25^-2

• 1/5

Tags

CCSS.8.EE.A.1