completing the square

Use completing the square to solve for in the equation (x+7)(x-9)=25

NOT A

Solve for x in the equation 2x^2-5x+1=3

NOT B

Which value must be added to the expression x2 + x to make it a perfect-square trinomial?

NOT B

What are the solutions of x^2+6x-6=10

NOT C

Solve for in the equation x^2+20x=100=36

NOT D

Solve for x in the equation x^2-4x-9=29

A

Solve for x in the equation x^2+4x-4=8

A)x = -6 or x = 2

Which value must be added to the expression x^2 + 12x to make it a perfect-square trinomial?

B)36

Solve for x in the equation x^2+14x+17=-96

B)x = -7 ± 8i

What are the solutions of x^2+6x-6=10?

x=-8 or x=2