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Question

Convert Z=1+i2. in polar form.

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Solution

Z=1+i2=(12+i12)...........(1)
Let Polar form of Given Equation be Z=rcosθ+ir sinθ...............(2)
Comparing (1) and (2)
we can write,
rcosθ=112=1cos135orsinθ=112=1sin135o
Z=cos135o+isin135o

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