What are the solution(s) of x^2-4=0?

Answer

+2  and -2

Explanation

x^2-4=0 Is a quadrilateral expression. we can solve it using complete square method.

x²-4=0

x² - 4 + 4 = 0 + 4

x² = 4

x = √4                          or   x = - √4

  = +2                                      = -2

answer: 1, 3 and 5 are correct

step-by-step explanation:

e

step-by-step explanation:

an equation by definition has to have two or more variables (x and 2 in this case)