Question

Solve the quadratic equation. (x + 3)2 = 64 A) x = 5 or -11 B) x = 11 or -5 Eliminate C) x = ± 3 D) x = ± 11

Answer 1

(x + 3)² = 64

x + 3 =
`\pm` √64

x + 3 =
`\pm`8

x= 8 - 3 or x = - 8 - 3

x = 5 or x = -11 (Answer A)