Evaluate $\left(\frac{2}{7}\right)^{2}$ b. $\sqrt{\frac{4}{49}}$
Added by Adam C.
Step 1
$\left(\frac{2}{7}\right)^{2} = \frac{2^{2}}{7^{2}} = \frac{4}{49}$ b. $\sqrt{\frac{4}{49}} = \frac{\sqrt{4}}{\sqrt{49}} = \frac{2}{7}$ Show more…
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