what is the value of (3 - 2i) + (7 - 3i)?\na. 1 + 4i\nb. 10 - 5i\nc. 15 - 23i\nd. 21 + 6i
what is the value of (3 - 2i) + (7 - 3i)?\na. 1 + 4i\nb. 10 - 5i\nc. 15 - 23i\nd. 21 + 6i
Answer
Explanation:
Step1: Combine real - parts
$(3 + 7)=10$
Step2: Combine imaginary - parts
$(-2i-3i)=-5i$
Step3: Form the complex number
The sum is $10 - 5i$
Answer:
B. $10 - 5i$