Solving Quadratics

Solve the following quadratic equation. $x^2=196$  

•  $x=\pm\sqrt{14}$  

•  $x=\pm14$  

•  $x=14$  

•  $x=\sqrt{14}$   

Tags

CCSS.8.EE.A.2

Solve the following quadratic equation. $x^2=-100$  

•  $x=-10$  

•  $x=\pm10$  

•  $x=\pm\sqrt{10}$  

• no real solution
  

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic  $x^2+5=8$  

•  $x=\pm3$  

•  $x=\pm\sqrt{13}$  

•  $x=\pm\sqrt{3}$  

•  $x=\pm2\sqrt{2}-5$  

Tags

CCSS.8.EE.A.2

Solve the following quadratic equation. $\left(x-4\right)^2=256$  

•  $x=20,\ x=-12$  

•  $x=\pm12$  

•  $x=\pm16$  

•  $x=\pm6\sqrt{7}$  

Select ALL choices that are perfect square trinomials.

• $x^2+4x+4$

• $x^2+6x-9$

• $x^2+24x+144$

• $x^2-12x+36$

What would be needed to complete the perfect square trinomial?

• +3

• +6

• -6

• +9

What would be needed to complete the perfect square trinomial?

• +4

• -4

• +16

• -16

What would be needed to complete the perfect square trinomial?

• +10

• -10

• +25

• -25

Fill in the blank to represent the perfect square trinomial as a binomial squared.

• $\left(x-5\right)^2$

• $\left(x+5\right)^2$

• $\left(x+10\right)^2$

• $\left(x+12.5\right)^2$

Fill in the blank to represent the perfect square trinomial as a binomial squared.

• $\left(x-6\right)^2$

• $\left(x+6\right)^2$

• $\left(x+13\right)^2$

• $\left(x-4\right)^2$