Question

The polar form of (i^25)^3 is
​

Answer 1

Answer:

z=(i

25

)

3

=i

75

=i

4×18+3

=(i

4

)

18

.i

3

=(1)

18

.i

2

×i

=−i

polar form of z=r(cosθ+isinθ)

=1[cos(−

2

π

)+isin(−

2

π

)]

=1[cos(

2

π

)−isin(

2

π

)]

=cos

2

π

−isin

2

π

Step-by-step explanation:

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