Which of the following expressions is equivalent to $\sqrt{a} + \sqrt{\frac{1}{a}}$? OA. $\frac{(a+1)\sqrt{a}}{a}$ OB. $\sqrt{\frac{a+1}{a}}$ OC. $\sqrt{\frac{a+1}{a}}$ OD. $(a+1)\sqrt{a}$
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First, we can rewrite the expression as: $\sqrt{a} + \sqrt{\frac{1}{a}} = \sqrt{a} + \frac{\sqrt{1}}{\sqrt{a}} = \sqrt{a} + \frac{1}{\sqrt{a}}$ Show more…
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