Write the number as the product of a real number and i.
-$\sqrt { - 99 }$
A) $3 \mathrm { i } \sqrt { 11 }$
B) $- 3 \sqrt { 11 \mathrm { i } }$
C) $3 \sqrt { 11 i }$
D) $- 3 \mathrm { i } \sqrt { 11 }$

Question

Quizplus · Accepted Answer

The square root of a negative number can be expressed as the product of the square root of the positive part and $i$, where $i$ is the imaginary unit. Thus, $\sqrt{-99} = \sqrt{99} \cdot i = 3\sqrt{11} \cdot i$.

Write the Number as the Product of a Real Number −99\sqrt { - 99 }−99​

Write the Number as the Product of a Real Number $\sqrt { - 99 }$