SOLUTION: Factor out a common factor with a negative coefficient. -r^4-r^3+5r^2+10

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Question 1027919: Factor out a common factor with a negative coefficient.
-r^4-r^3+5r^2+10
Answer by Edwin McCravy(20060) About Me  (Show Source):
You can put this solution on YOUR website!
Factor out -1, changing all the signs of all the terms
and putting them in parentheses:

-1%28r%5E4%2Br%5E3-5r%5E2-10%29

and you can just write

-%28r%5E4%2Br%5E3-5r%5E2-10%29

Edwin