Write in Terms of I $\sqrt { - 162 }$ A) $- 9 \sqrt { 2 }$

Multiple Choice

Write in terms of i.
- $\sqrt { - 162 }$

A) $- 9 \sqrt { 2 }$
B) $- 9 \mathrm { i } \sqrt { 2 }$
C) $9 \sqrt { 2 }$
D) $9 \mathrm { i } \sqrt { 2 }$