Solve 6a^4(7a^3 - a^2 - 3a^4)

Simplify the expression

42 a^{7} - 6 a^{6} - 18 a^{8}

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6 a^{6} (7 a - 1 - 3 a^{2})

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a_{1} = 0, a_{2} = \frac{7 - 37}{6}, a_{3} = \frac{7 + 37}{6}

Alternative Form

a_{1} = 0, a_{2} \approx 0.152873, a_{3} \approx 2.18046

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