(16)^{\frac{1}{2}} = \na $\frac{1}{4}$\nb 8\nc 80\nd 4
(16)^{\frac{1}{2}} = \na $\frac{1}{4}$\nb 8\nc 80\nd 4
Answer
Explanation:
Step1: Recall exponent rule
The rule for $a^{\frac{1}{n}}$ is $\sqrt[n]{a}$. Here $a = 16$ and $n=2$, so $(16)^{\frac{1}{2}}=\sqrt{16}$.
Step2: Calculate square - root
We know that $4\times4 = 16$, so $\sqrt{16}=4$.
Answer:
D. 4