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If zr : r=1,2,3, ,50 are the roots of th...

If `z_r : r=1,2,3, ,50` are the roots of the equation `sum_(r=0)^(50)z^r=0` , then find the value of `sum_(r=0)^(50)1/(z_r-1)`

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CENGAGE ENGLISH-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-All Questions
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  2. Solve sqrt(x+5)+sqrt(x+21)=sqrt(6x+40.)

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  16. If z is a complex number lying in the fourth quadrant of Argand plane ...

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