Factor
2b\left(4a^{2}-10a+25\right)
Evaluate
2b\left(4a^{2}-10a+25\right)
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2\left(4a^{2}b-10ab+25b\right)
Factor out 2.
b\left(4a^{2}-10a+25\right)
Consider 4a^{2}b-10ab+25b. Factor out b.
2b\left(4a^{2}-10a+25\right)
Rewrite the complete factored expression. Polynomial 4a^{2}-10a+25 is not factored since it does not have any rational roots.
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