Re: arithmetic problem

mm@xxxxxxxxxx wrote:
> > Evaluate the following expression, without using series
> > approximations:
> >
> > (10 + 108^(1/2))^(1/3) - (-10 + 108^(1/2))^(1/3)
> >
> > Show your work.
>
> That's a homework?

It stumped me.

> First notice that 108 = 36*3 then identify (a*3^(1/2) + b)
> to some cube, and you're done.

Huh?

--
Rich

.

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