Complex Number Solutions

What are the roots of the function?

y = x² +3x - 4

• -1, 4

• -4, 1

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Solve for x.

x² + 6x + 13 = 0

• x = 6 or 7

• No solution

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Solve for x.

x² - 5x + 8 = 0

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Solve for x: x² - 3x + 10 = 0

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Find the roots.

x² - 8x - 20 = 0

• 10, -2

• -10, 2

• 6, 1

Tags

CCSS.HSA-REI.B.4B

Find the x-intercepts.

y = 3x² - 6x + 6

• 3 and -6

• 4.8 and 2.7

• No x-intercepts

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Find the zeros.

x² - 4x + 5 =y

• -4, -1

• no zeros

• 2+i, 2-i

• -2+i, -2-i

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

What are the roots of the function?

y = x² - 9

• 3

• -3

• ±3

• ±3i

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Which is a solution to 3x² + 2 = 0

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Solve for x.

2x² – 6x + 5 = 0

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7