Simplify the radical expression. Indicate if the expression is not a real number.
-$\sqrt { \frac { 25 } { 81 } }$
A) $\frac { \sqrt { 5 } } { 9 }$
B) $\frac { \sqrt { 5 } } { \sqrt { 9 } }$
C) $\frac { 5 } { 9 }$
D) 0

Question

Quizplus · Accepted Answer

$\sqrt{\frac{25}{81}} = \frac{\sqrt{25}}{\sqrt{81}} = \frac{5}{9}$. So, the simplified radical expression is $\frac{5}{9}$, which is a real number. The choice letter C is the correct answer.

Simplify the Radical Expression 2581\sqrt { \frac { 25 } { 81 } }8125​​

Simplify the Radical Expression $\sqrt { \frac { 25 } { 81 } }$