Simplify the expression to a + bi form:
(3+10i)-(-12-8i)
2 answers:
15+18i
Once u know it you will say how did u not know this
Answer:
15 + 18i
Step-by-step explanation:
(3 + 10i) - (-12 - 8i) = 3 + 10i - 12*(-1) - 8i*(-1)
= 3 + 10i +12 + 8i
= 3 + 12 + 10i + 8i {Combine like terms}
= 15 + 18i
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