Question
Suppose $z_{1}=r_{1} e^{i \theta_{1}}$ and $z_{2}=r_{2} e^{i \theta_{2}}$ are two complex numbers. Then $z_{1} z_{2}=$ _______.
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Step 1: We are given two complex numbers $z_{1}=r_{1} e^{i \theta_{1}}$ and $z_{2}=r_{2} e^{i \theta_{2}}$. Show more…
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