x*x=4

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Solution for x*x=4 equation: 


Simplifying
x * x = 4

Multiply x * x
x2 = 4

Solving
x2 = 4

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Simplifying
x2 = 4

Take the square root of each side:
x = {-2, 2}

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