Solving Quadratics By Graphing, Factoring, and Square Roots

How many solutions does this function have?

• two

• one

• all real numbers

• no real solutions

What are the solutions to this function?

• x={2}

• x={2,0}

• x={-2}

• x={0,-2}

Find the roots: 5x² + 31x + 6 = 0

• x = -1 and x = -6

• x = -1/5 and x = 6

• x = -1/5 and x = -6

Find the roots by factoring.

12x = 9x² + 4

• (2/3, 0)

• (2/3, 4)

• (3, 0)

Solve by factoring: x² + 3x - 18 = 0

• x = -3 and x = 6
• x = 3 and x = -6
• x = -9 and x = 2
• x = 9 and x = -2

Solve using square roots.

• A
• B
• C
• D

Solve using square roots.

• A
• B
• C
• D

Simplify the square root.

• A
• B
• C
• D

Simplify the square root.

• A
• B
• C
• D

What are the solutions?

• 0 and 8
• -2 and -4
• 3 and -1
• 2 and 4

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.C.7

CCSS.HSA.REI.D.11