SOLUTION: I would really appriciate help with these problems! please and thank you! factor each expression : p^3 - 2p^2 -15p 25r^2 - 9

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Question 536152: I would really appriciate help with these problems! please and thank you!
factor each expression :
p^3 - 2p^2 -15p


25r^2 - 9
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
p^3 - 2p^2 -15p=(p-5)(p+3)
..
25r^2 - 9
This is a difference of two squares:
25r^2 - 9=(5r+3)(5r-3)