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October 21, 2014

October 21, 2014

Posted by **Margaret** on Friday, December 31, 2010 at 2:30pm.

3x to the third power plus 5x to the fifth power

- Math -
**drwls**, Friday, December 31, 2010 at 10:14pmI don't know whether you mean

(3x)^3 + (5x)^5, or

3x^3 + 5x^5.

You could write the first version as

27x^3 [1 + (125/27)x^2]

but that would not really be any simpler.

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