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Simplifying (2n2 + 7n + 2)(n + 1) = 0 Reorder the terms: (2 + 7n + 2n2)(n + 1) = 0 Reorder the terms: (2 + 7n + 2n2)(1 + n) = 0 Multiply (2 + 7n + 2n2) * (1 + n) (2(1 + n) + 7n * (1 + n) + 2n2 * (1 + n)) = 0 ((1 * 2 + n * 2) + 7n * (1 + n) + 2n2 * (1 + n)) = 0 ((2 + 2n) + 7n * (1 + n) + 2n2 * (1 + n)) = 0 (2 + 2n + (1 * 7n + n * 7n) + 2n2 * (1 + n)) = 0 (2 + 2n + (7n + 7n2) + 2n2 * (1 + n)) = 0 (2 + 2n + 7n + 7n2 + (1 * 2n2 + n * 2n2)) = 0 (2 + 2n + 7n + 7n2 + (2n2 + 2n3)) = 0 Combine like terms: 2n + 7n = 9n (2 + 9n + 7n2 + 2n2 + 2n3) = 0 Combine like terms: 7n2 + 2n2 = 9n2 (2 + 9n + 9n2 + 2n3) = 0 Solving 2 + 9n + 9n2 + 2n3 = 0 Solving for variable 'n'. The solution to this equation could not be determined.
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