Question

What is the polar form of z?

Answer 1

Answer:

D.

Step-by-step explanation:

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Answer 2

Answer: 1 z in polar form

The polar form of a complex number z=a+bi is z=r(cosθ+isinθ) , where r=|z|=√a2+b2 , a=rcosθ and b=rsinθ , and θ=tan−1(ba) for a>0 and θ=tan−1(ba)+π or θ=tan−1(ba)+180° for a<0 . Example: Express the complex number in polar form.

Step-by-step explanation: