How do you solve $\sqrt{8 k} = k$ $sqrt(8k)=k$ ?

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Answer 1 · 2016-08-11T16:24:43

$k = 8$ $k=8$

$\sqrt{8 k} = k$ $sqrt (8k)=k$

${(\sqrt{8 k})}^{2} = k^{2}$ $(sqrt(8k))^2=k^2$

$8cancel(k)=cancel(k^2)$

$k=8$

How do you solve sqrt(8k)=k√8k=ksqrt(8k)=k?