burntwee
Answered

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4. If z, a+bi and z, c+di represent two complex numbers with real components a, b, c and d, then which of the following represents the coefficient of i in the product of z, and z,?

(1) ac-bd

(2) ad-be

(3) ab+cd

(4) be+ad

Sagot :

af10112

Answer:3

Step-by-step explanation:

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