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Let

P(x)=76x102x105x1034

sum of zeros of P(x) is

 

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a
30
b
28
c
27
d
25

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detailed solution

Correct option is A

Using R1↔R3 writeP(x)=−x−10342x−10576x−10∴ sum of zeros of P(x)=− coefficient of x2 coefficient of x3=30


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