<img src="https://tex.z-dn.net/?f=%28%5Csqrt%282%29-%5Csqrt%28-2%29%29%28%5Csqrt%2818%29%2B%5Csqrt%28-2%29%29" id="TexFormula1"

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3 years ago

title="(\sqrt(2)-\sqrt(-2))(\sqrt(18)+\sqrt(-2))" alt="(\sqrt(2)-\sqrt(-2))(\sqrt(18)+\sqrt(-2))" align="absmiddle" class="latex-formula">

1 answer:

5 0

Rewrite as (2^1/2 + 2^1/2)*(18^1/2-2^1/2) = 8

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