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Simplifying
x2 = 10 * 21
Multiply 10 * 21
x2 = 210
Solving
x2 = 210
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Simplifying
x2 = 210
Take the square root of each side:
x = {-14.491376746, 14.491376746}
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