Add or subtract the complex numbers
-$( 6 + 5 i ) - ( - 2 + i )$
A) $8 - 4 \mathrm { i }$
B) $- 8 - 4 i$
C) $8 + 4 i$
D) $4 + 6 i$

Question

Quizplus · Accepted Answer

To subtract, we need to distribute the negative sign to each term in the parentheses. That gives us:
$( 6 + 5 i ) + ( 2 - i )$
Now we can combine like terms, adding the real parts and the imaginary parts separately:
$( 6 + 2 ) + ( 5 i - i )$
Simplifying further, we get:
$\boxed{( 8 + 4 i )}$

Add or Subtract the Complex Numbers - (6+5i)−(−2+i)( 6 + 5 i ) - ( - 2 + i )(6+5i)−(−2+i)

Add or Subtract the Complex Numbers
- $( 6 + 5 i ) - ( - 2 + i )$