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Z_(1)=3cisπ
Z_(2)=5cis(π/2) If
Z_(1)*
Z_(2)=a1+b2 than a= blank, and b=blank

1 Answer

2 votes

Answer:

  • a = 0
  • b = -15

Explanation:

z1 = -3

z2 = 5i

z1·z2 = (-3)(5i) = -15i = 0 + (-15)i

Then the real and imaginary parts are a = 0, b = -15.

User Phil Parker
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