SOLUTION: factoring, i am having trouble factoring this, since it goes up to the 4th power 4K4-14K3-30K2

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Question 484327: factoring, i am having trouble factoring this, since it goes up to the 4th power
4K4-14K3-30K2
Answer by Edwin McCravy(20054) About Me  (Show Source):
You can put this solution on YOUR website!
4K⁴- 14K³ - 30K²

If you factor out the GCF of 2K², what's
left won't go up to the 4th power, but only to the 2nd power.

2K²(2K² - 7K - 15)

Then the trinomial in parentheses factors as this:

2K²(2K + 3)(K - 5)

Always look for a greatest common factor first.

Edwin