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If w is a complex cube roots of unity, t...

If w is a complex cube roots of unity, then `arg (i w)+arg (i w^(2))=`

A

0

B

`(pi)/(2)`

C

`pi`

D

`(2 pi)/(3)`

Text Solution

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The correct Answer is:
C
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HIMALAYA PUBLICATION-COMPLEX NUMBERS-QUESTION BANK
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  6. If 1, alpha(1), alpha(2), …., alpha(n-1) are the n^(text (th ) roots o...

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  8. Let z(1) and z(2) be two complex numbers such that |z(1)+z(2)|^(2)=|z(...

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  9. If z is purely imaginary then and Im(z)gt0, then amp(z)=

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