SOLUTION: factor: 5gcubed plus 15gsquared subtract 50g

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Question 316908: factor: 5gcubed plus 15gsquared subtract 50g
Answer by texttutoring(324) About Me  (Show Source):
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5g^3 + 15g^2 - 50g

First, factor out the 5g term:

5g(g^2 + 3g -10)

Now factor the stuff in the brackets. Think, what numbers multiply to -10 and have a difference of +3? 5 and -2.

5g(g+5)(g-2)