Question

Will mark as Brainliest.

Solve: x^2 - 16 = 0

A) 2

B) ±2

C) 4

D) ±4

Answer 1

x² - 16 = 0
x² = 16
x = ±√16
x = ±4

D) ±4

Answer 2

D) 4^2 = 16 and (-4)^2 = 16