Posted by Mary on Sunday, September 12, 2010 at 6:57pm.
I need help with:
r(x)= 4/5x^2 + 8x + 15
What do you do with the 4/5X^2?
I know that (x+3) and (x+5) is the factoring for x^2 + 8X + 15 but have no clue what to do with the 4/5.

Business Calculus  Anonymous, Thursday, October 14, 2010 at 8:32am
The 4/5 is division.
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