SOLUTION: 2r^3

SOLUTION: 2r^3 - 54

Question 706645: 2r^3 - 54
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
2r^3 - 54
always factor out what is common first:
2(r^3 - 27)
notice, we can rewrite as:
2(r^3 - 3^)
"difference of cubes" -- special case factoring:
2(r�3)(r^2+3r+9)

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