Solving Quadratics by Factoring/Square Root

Which method is best for solving the equation shown below?

 $3x^2+7=8$  

• Two-step equation method.

• Factoring

• Square root

• Not solvable

Tags

CCSS.HSA-REI.B.4B

Which method is best for solving the equation shown below?

 $3x^2+10x=8$  

• Two-step equation method.

• Factoring

• Square root

• Not solvable

Tags

CCSS.HSA-REI.B.4B

What is the sum of the solutions to:

 $x^2-x-6=0$  

• 1

• 5

• -5

• -1

Tags

CCSS.HSA-REI.B.4B

What is the smallest value of x that satisfies the given equation?

 $x\left(x+4\right)=-3$  

• -1

• 0

• 1

• 3

Tags

CCSS.HSA-REI.B.4B

What is the LARGEST solution of:

 $\left(x+3\right)\left(x-5\right)=0$  

Tags

CCSS.HSA-REI.B.4B

Solve:

 $x^2=121$  

• 11

• -11

• 11 or -11

• no real solution

Tags

CCSS.8.EE.A.2

Solve:

 $-2x^2=50$  

• 5

• -5

• 5 or -5

• no real solution

Tags

CCSS.8.EE.A.2