Solving from Vertex Form

Solve the quadratic equation. $k^2=16$  

• 4

• -4

• no real solutions

• 16

Solve the quadratic equation. Write your answer in simplest radical form.  $b^2=80$  

•  $\pm4\sqrt{5}$  

•  $\pm5\sqrt{4}$  

• no real solutions

• 8 and 10

Solve the quadratic equation. $\left(y+2\right)^2=36$  

• 4 and -8

•  $\pm6$  

• 4 and -4

• 2 and 6

Solve the quadratic equation. $\left(y-4\right)^2=-100$  

• -6 and 14

• no real solutions

• 2 and 10

• 6 and -6

Solve the quadratic equation. $\left(h-5\right)^2-64=0$  

• -13 and 3

• no real solutions

• 13 and -3

• 5 and 8

Solve the quadratic equation. $\left(x+3\right)^2-5=0$  

•  $-3\pm\sqrt{5}$ 

• 2 and -8

• no real solutions

• 3 and 5

Tags

CCSS.HSA.REI.B.4

Solve the quadratic equation. $\left(a+4\right)^2-25=0$  

• 1

• -1

• -9

• 9

Solve the quadratic equation. $\left(n+2\right)^2-23=0$  

• no real solutions

•  $-2\pm\sqrt{23}$  

•  $2\pm\sqrt{23}$  

•  $23\pm\sqrt{2}$  

Solve the quadratic equation. $\left(v+5\right)^2+19=0$  

• no real solutions

•  $5\pm\sqrt{19}$  

•  $-5\pm\sqrt{19}$  

•  $-19\pm\sqrt{5}$  

Solve the quadratic equation. $\left(n-6\right)^2-27=0$  

• no real solutions

•  $6\pm3\sqrt{3}$  

• -6 and -27

•  $\pm3\sqrt{3}$