Factor
3ab^{2}\left(2a^{2}-5ab^{2}+1\right)
Evaluate
3ab^{2}\left(2a^{2}-5ab^{2}+1\right)
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3\left(ab^{2}+2a^{3}b^{2}-5a^{2}b^{4}\right)
Factor out 3.
ab^{2}\left(1+2a^{2}-5ab^{2}\right)
Consider ab^{2}+2a^{3}b^{2}-5a^{2}b^{4}. Factor out ab^{2}.
3ab^{2}\left(1+2a^{2}-5ab^{2}\right)
Rewrite the complete factored expression.
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