Question

решить уравнение 4×^2-1=0

Answer 1

4x^2 - 1 = 0
4x^2 = 1
x^2 = 1/4    :V
x = +/- V1/4

Answer 2

4х^2=1
Х^2=1/4

Х=1/4
Х=-1/4