SOLUTION: (8+7i)(4+i)

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: (8+7i)(4+i)       Log On


   

Question 660286: (8+7i)(4+i)
Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
Starting with,
(8+7i)(4+i)
FOIL - first, outside, inside, last
32 + 8i + 28i + 7i^2
Combine like terms
32 + 36i + 7i^2
Rewritten as
7i^2 + 36i + 32