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Simplifying 3 * 4x * x = 144 Multiply 3 * 4 12x * x = 144 Multiply x * x 12x2 = 144 Solving 12x2 = 144 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Divide each side by '12'. x2 = 12 Simplifying x2 = 12 Take the square root of each side: x = {-3.464101615, 3.464101615}
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