Solved

Perform the Indicated Operation $( 2 - 9 \mathrm { i } ) ^ { 2 }$

Question 303

Multiple Choice

Perform the indicated operation. Write the result in the form a + bi.
- $( 2 - 9 \mathrm { i } ) ^ { 2 }$

A) $- 77 + 0 \mathrm { i }$
B) $- 77 - 36 i$
C) $85 - 36 i$
D) $4 - 36 i + 81 i ^ { 2 }$

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