Convert the complex number z=(i-1)/(cosp...

Convert the complex number `z=(i-1)/(cospi/3+isinpi/3)`in the polar form.

A

`r=sqrt2(cos""(5pi)/12 +i sin""(5pi)/12)`

B

`r=sqrt2(cos""(pi)/4 +i sin""(pi)/4)`

C

`r=sqrt2(cos""(pi)/6 +i sin""(pi)/6)`

D

None of these

Verified by Experts

The correct Answer is:

A

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