Question

question
simplify the expression to a + bi form:
$(-4 - 3i) - (-4 + 6i)$
answer attempt 1 out of 2

Explanation:

Step1: Distribute the negative sign

$(-4 - 3i) + 4 - 6i$

Step2: Combine real parts

$-4 + 4 = 0$

Step3: Combine imaginary parts

$-3i - 6i = -9i$

Answer:

$0 - 9i$ (or $-9i$)