SOLUTION: . If i 2 = −1, find (and put in a + bi form) a.) (− 3i)2 b.) i ^89 c.) (4 − i)(− 3 + 2i)

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: . If i 2 = −1, find (and put in a + bi form) a.) (− 3i)2 b.) i ^89 c.) (4 − i)(− 3 + 2i)       Log On


   

Question 392753: . If i 2 = −1, find (and put in a + bi form)
a.) (− 3i)2 b.) i ^89 c.) (4 − i)(− 3 + 2i)
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
a -9
b i
c (4-i)*(-3+2i)
= -12 + 2 +3i + 8i
= 10 + 11i