SOLUTION: solve the problem u^3 - 125

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Question 351762: solve the problem u^3 - 125
Found 2 solutions by stanbon, Fombitz:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
solve the problem u^3 - 125
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Solve or Factor???
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Factoring:
(u-5)(u^2+5u+25)
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Cheers,
Stan H.

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!

You can't solve an expression, you can only simplify it.
It's the difference of two cubes and can be simplfied as follows,
u%5E3-125=%28u-5%29%28u%5E2%2B5u%2B25%29