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Factor completely 5x^4 + 20x^3 -105x^2

2 Answers

4 votes

I think it's 5x(x^3+4x^2-21x)

User Scott Wolf
by
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5 votes
Hi hun!

What we need to do is factor the polynomial.
When that is done we get... 5x^2(20x^5-21)
which is your answer.

Have a wonderful evening!
~Brooke
User Pdvries
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6.3k points