Question #9c221

1 Answer
Jim G.
Nov 17, 2016

3sqrt2

Explanation:

Using the color(blue)"law of radicals"

color(orange)"Reminder " color(red)(bar(ul(|color(white)(2/2)color(black)(sqrtaxxsqrtbhArrsqrtab))color(white)(2/2)|))

rArrsqrt6xxsqrt3=sqrt(6xx3)=sqrt18

and sqrt18=sqrt(9xx2)=sqrt9xxsqrt2=3sqrt2

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