How much is

$\displaystyle x*x^{n}$

?

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- Jan 24th 2011, 01:46 PMklik11Power question
How much is

$\displaystyle x*x^{n}$

? - Jan 24th 2011, 01:53 PMPlato
$\displaystyle x^m\cdot x^n=x^{m+n}$.

Recall that $\displaystyle x=x^1$.