How do you combine like terms in (7- 6i ) - ( - 5+ 7i )?
1 Answer
Jan 31, 2017
12-13i
Explanation:
Write it as 7-6i +5 -7i.
Now real terms would combine with real terms , so 7+5=12. Imaginary terms would combine with imaginary terms, thus -6i-7i= -13i.
Final answer would therefore be 12-13i