Add by first simplifying each radical

Algebra
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√27x^2 + √27x^2 + √9x^2

Jul 24th, 2015

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√27x^2 + √27x^2 + √9x^2

=x^2(√27+√27+√9)

=x^2(2√27+3)

=x^2(6√3+3)

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Jul 24th, 2015

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