MCQ - 20-8752

Correct Answer: A

Explanation:

${\displaystyle \sqrt{-<!--\; -\; -->\frac{169}{225}}=\sqrt{\frac{169}{225}}\cdot <!--\; \cdot \; -->\sqrt{-<!--\; -\; -->1}}$

${\displaystyle =\frac{\sqrt{169}}{\sqrt{225}}\cdot <!--\; \cdot \; -->\sqrt{-<!--\; -\; -->1}}$

${\displaystyle =\frac{13}{15}\cdot <!--\; \cdot \; -->\sqrt{-<!--\; -\; -->1}}$

${\displaystyle =\frac{13}{15}i}$