Solved

Find the Sum or Difference $4 \mathrm { i } + ( - 7 - \mathrm { i } )$

Question 107

Multiple Choice

Find the sum or difference. Write the answer in standard form.
- $4 \mathrm { i } + ( - 7 - \mathrm { i } )$

A) $- 7 + 3 i$
B) $7 - 5 \mathrm { i }$
C) $7 - 3 \mathrm { i }$
D) $- 7 + 5 i$

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