Question

Which Of The Following Expressions Denotes A Real Number? Kindly Show Your Solution.​

Answer 1

Answer:

2. $\left(\frac{36}{49}\right)^{\frac{1}{2}}$

Step-by-step explanation:

1. $(-10\:000)^\frac{1}{4}$

It cannot be simplified further.

2. $\left(\frac{36}{49}\right)^{\frac{1}{2}}$

$\frac{36^{\frac{1}{2}}}{49^{\frac{1}{2}}}$

$=\frac{6}{7}$

6/7 is a real number, therefore, the answer is number 2.