32a^4-4ab^9=?

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32a^4-4ab^9=?

Guest Jan 27, 2015

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Best Answer

32a^4-4ab^9

I assume you want to factor this

4a (8a^3 - b^9) = {the second expression can be factored as a difference of cubes}

4a (2a - b^3)(4a^2 + 2ab^3 + b^6)

CPhill Jan 27, 2015

CPhill · Answer 1 · 2015-01-27T08:57:58

32a^4-4ab^9

I assume you want to factor this

4a (8a^3 - b^9) = {the second expression can be factored as a difference of cubes}

4a (2a - b^3)(4a^2 + 2ab^3 + b^6)