Raise to the power or find the root. Assume that all variables represent positive real numbers. Write with only positive
exponents.
-$\sqrt { 28 }$
A) $7 \sqrt { 2 }$
B) $2 \sqrt { 7 }$
C) 5
D) 14

Question

Quizplus · Accepted Answer

The square root of 28 can be simplified by factoring 28 into $4 \times 7$, where 4 is a perfect square. Thus, $\sqrt{28} = \sqrt{4 \times 7} = \sqrt{4} \times \sqrt{7} = 2 \sqrt{7}$.

Raise to the Power or Find the Root 28\sqrt { 28 }28​

Raise to the Power or Find the Root $\sqrt { 28 }$