Solving Quadratics Using Problems

Identify the 'b' value: y = 16x² -8x -24

• 16

• -8

• 8

• -24

Identify the 'a' value: y = 16x² -8x -24

• 16

• 8

• -8

• -24

Identify the 'c' value: y = 16x² -8x -24

• 16

• -8

• 24

• -24

Hint: set equation = to 0.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

• A
• B
• C
• D

Tags

CCSS.HSA-REI.B.4B

Which is a solution to (½)x² + 8 = 0

• - 4i

• 16i

• - 16i

• 1

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Hint: set equation = to 0.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Hint: set equation = to 0. Also, b=0

• A

• B

• C

• D

Tags

CCSS.8.EE.A.2

Which is a solution to 3x² + 2 = 0 (Hint: b=0)

• 1

• (i√6/3)

• (⅔)i

• ⅔

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

What are the zeros of the function f(x) = x² + 64? (Hint: b=0)

• -8 and 8

• -8i and 8i

• (-i√8) and (i√8)

• -√8 and √8