SOLUTION: what is the completely factored form of 8r^3 - 125s^3 thanks for the help.

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Question 1032151: what is the completely factored form of 8r^3 - 125s^3
thanks for the help.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
what is the completely factored form of 8r^3 - 125s^3
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Form to remember:: a^3 - b^3 = (a-b)(a^2 + ab + b^2)
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Your Problem::
(2r)^3 - (5s)^3 = (2r-5s)(4r^2 + 10rs + 25s^2)
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Cheers,
Stan H.
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