Question

If X^2 = 4
Does X = 2 or X = -2

Answer 1

Both.

Explanation:

`x^2=4`

`x=\±√(4)`

`x=\± 2`

Answer 2

Yes

Explanation:

If,

X² = 4

Taking square root on both sides

`√(x^2) = √(4)`

So, It becomes

X = ±4

Either

X = 2 OR X = -2