Find the solution to the equation below? x^2-4=0

Question

asked Jul 14, 2020 117k views

2 Answers

Fumihwh · Answer 1 · 2020-07-20T18:55:51+0000

Answer:

x=±2

Explanation:

x^2-4=0

Add 4 to each side

x^2-4+4=0+4

x^2 = 4

Take the square root of each side

sqrt(x^2) = sqrt(4)

x=±2