How do you simplify $\sqrt{8 a^{2}}$ $sqrt(8a^2)$ ?

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Answer 1 · 2016-06-09T09:30:14

$2 a \sqrt{2}$ $2asqrt(2)$

Write as $\sqrt{2 \times 2^{2} \times a^{2}}$ $sqrt(2xx2^2xxa^2)$

All the squared values may be taken out of the square root but in doing so loos the index (to the power of 2) giving:

$2 a \sqrt{2}$ $2asqrt(2)$

How do you simplify √8a2sqrt(8a^2)?