SOLUTION: z= (3+4i)(12-5i)/(2+i) a. |z| ? b. Re (z) and Im (z)? I doubt ! thnx alot

SOLUTION: z= (3+4i)(12-5i)/(2+i) a. |z| ? b. Re (z) and Im (z)? I doubt ! thnx alot

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Question 915479: z= (3+4i)(12-5i)/(2+i)
a. |z| ?
b. Re (z) and Im (z)?
I doubt !
thnx alot

Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
Expanding the numerator

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