Solutions to a Quadratic Equation Review

Find the roots of this graph.

• x={2,0, 6,0}

• x={2,6}

• x={4,-4}

• y={2,0}

Find the roots of this graph.

• x={-1,0}

• x={0,-2}

• x={-1,-2}

• x={-1}

Factor this: x²+5x-36=0

• (x+6)(x-6)=0

• (x+4)(x-9)=0

• (x-4)(x+9)=0

• (x+5)(x-36)=0

Tags

CCSS.HSA-REI.B.4B

If (x-4)(x+9)=0, what's your solution?

• x={-4,9}

• x={-9,4}

• x=0

• x=49

Tags

CCSS.HSA-REI.B.4B

Factor this: 2x²+7x=42-x

• 2(x+7)(x-3)=0

• (x+7)(x-3)=0

• 2(x-7)(x+3)=0

• (x-6)(x+7)=0

Tags

CCSS.HSA-REI.B.4B

If 2(x+7)(x-3)=0, what are your solutions?

• x={-7,2,3}

• x={0}

• x={2}

• x={-7,3}

Tags

CCSS.HSA-REI.B.4B

Factor this: x²+5x=0

• (x+5)(x+1)=0

• x(x+5)=0

• x+5=0

• x=5

Tags

CCSS.HSA-REI.B.4B

If x(x+5)=0, what is the solution?

• x=-5

• x=0

• x={-5,0}

• x={0,5}

Tags

CCSS.HSA-REI.B.4B

Solve  $x^2$  -121=0

• x=11

• x=121

• x= $\pm11$  

• x= $\pm121$  

Tags

CCSS.8.EE.A.2

Solve 7 $x^2$  =35

• x=5

• x=7

• x= $\pm\sqrt{7}$  

• x= $\pm\sqrt{5}$  

Tags

CCSS.8.EE.A.2