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Simplifying 2 * 2n * n * 3 = 66 Reorder the terms for easier multiplication: 2 * 2 * 3n * n = 66 Multiply 2 * 2 4 * 3n * n = 66 Multiply 4 * 3 12n * n = 66 Multiply n * n 12n2 = 66 Solving 12n2 = 66 Solving for variable 'n'. Move all terms containing n to the left, all other terms to the right. Divide each side by '12'. n2 = 5.5 Simplifying n2 = 5.5 Take the square root of each side: n = {-2.34520788, 2.34520788}
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