Question

Solve the quadratic equation.

(x - 5)2 = 9

Answer 1

Expand (x - 5)^2

Answer 2

these are answer choices
A)
x = 5 or 3
B)
x = 8 or 2
C)
x = -5 or 3
Eliminate
D)
x = -8 or 2

Answer 3

x^2 - 10x + 25 = 9
x^2 - 10x + 16 = 0
x^2 -2x - 8x + 16 = 0
x (x - 2) -8 (x - 2) = 0
(x - 8) (x - 2) = 0
x - 8 = 0 => x = 8
x - 2 = 0 => x = 2

Answer 4

So it ix B)