Unit 7B Review

Tags

CCSS.8.EE.A.2

The graph of quadratic function r is shown on the grid.

What is the solution to r(x) = 0? 

• -90

• -80

• -4

• 10

• The zeros are -2 and 5, because the factors are (x + 2) and (x - 5).

• The zeros are -2 and -5, because the factors are (x + 2) and (x + 5).

• The zeros are 2 and -5, because the factors are (x - 2) and (x + 5).

• The zeros are 2 and 5, because the factors are (x - 2) and (x - 5).

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

• -4 and 26

• 4 and -26

• 4

• 4 and -4

Tags

CCSS.8.EE.A.2

• x = 3.5

• x = 9

• x = 7

• x = -8

Tags

CCSS.HSA-REI.B.4B

• {2, 5.5}

• {-5.5, -2}

• {1, 3.5}

• {-3.5, -1}

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

• 84

• 4

• 20 ft

• 10 ft

• 13 ft

• 5 ft

• 11

• 22

• 9

• 18