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If abs(z1)=abs(z2)=….....=abs(zn) = 1 th...

If `abs(z_1)=abs(z_2)=….....=abs(z_n) = 1` then the value of`abs(z_1+z_2+z_3+…....+z_n) = `

A

A)`1`

B

B)`abs(z_1)+abs(z_2)+…..+abs(z_n)`

C

C)` abs(frac{1}{z_1}+frac{1}{z_2}+…....+frac{1}{z_n})`

D

D) none of these

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