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Let |zr-r|lt=r ,AAr=1,2,3,... ,n Then |...

Let `|z_r-r|lt=r ,AAr=1,2,3,... ,n` Then `|sum_(r=1)^n Z_r|` is less than `n` b. `2n` c.`n(n+1)` d. `(n(n+1))/2`

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CENGAGE ENGLISH-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-All Questions
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