4.5 & 4.7 Quiz Review

Solve the equation.

• -6, -2
• -2, 6
• 2, 6
• -6, 2

Tags

CCSS.HSA-REI.B.4B

Solve the equation.

• ±81
• ±9
• ±3
• No real solution

Tags

CCSS.8.EE.A.2

Solve the equation.

• -4, 2
• -2, 4
• -16
• -4

Tags

CCSS.HSA-REI.B.4B

Solve by factoring.
b² + 2b - 24 = 0

• x = 6 or x = -4
• x = -6 or x = -4
• x = 6 or x = 4
• x = -6 or x = 4

Find the discriminant of -2x² − x − 1 = 0 and tell how many solutions it has.

• 76 (2 solutions)

• -7 (no solution)

• 9 (2 solutions)

• 0 (one solution)

• A
• B
• C
• D

Tags

CCSS.HSA-REI.B.4B

Solve
12h² -11h - 5 = 0

• {-1/3, 5/4}
• {-1/6, 5}
• {1, 5}
• {-3, -4}

• A
• B
• C
• D

Tags

CCSS.HSA-REI.B.4B

• A
• B
• C
• D

Tags

CCSS.HSA-REI.B.4B

• A
• B
• C
• D

Tags

CCSS.HSA-REI.B.4B