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Simplifying (x2 + -81)(2x + 1) = 0 Reorder the terms: (-81 + x2)(2x + 1) = 0 Reorder the terms: (-81 + x2)(1 + 2x) = 0 Multiply (-81 + x2) * (1 + 2x) (-81(1 + 2x) + x2(1 + 2x)) = 0 ((1 * -81 + 2x * -81) + x2(1 + 2x)) = 0 ((-81 + -162x) + x2(1 + 2x)) = 0 (-81 + -162x + (1 * x2 + 2x * x2)) = 0 (-81 + -162x + (1x2 + 2x3)) = 0 (-81 + -162x + 1x2 + 2x3) = 0 Solving -81 + -162x + 1x2 + 2x3 = 0 Solving for variable 'x'. The solution to this equation could not be determined.
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