Add or Subtract the Complex Numbers
- $(8+4 \mathrm{i})-(-9+\mathrm{i})$ A) $17+3 \mathrm{i}$

Multiple Choice

Add or subtract the complex numbers
- $(8+4 \mathrm{i}) -(-9+\mathrm{i})$

A) $17+3 \mathrm{i}$
B) $-1+5 i$
C) $17-3 \mathrm{i}$
D) - $17-3 \mathrm{i}$