5x^3-21x^2=-4x

Solve the equation..
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1 Answer

Rewrite as 5x³-21x²+4x=0. So x(5x²-21x+4)=0=x(5x-1)(x-4). Therefore the solution is x=0, 1/5, or 4.

by Top Rated User (1.1m points)

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