If a,b,c,d are the roots of x^4-100x^3+2x^2+4x+10=0 then 1/a+1/b+1/c+1/d is equal to
a)2/5. b)1/10
c)4. d) -2/5
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I am not sure of it but I think it will be 1/10 or -2/5
prachijnv2016:
Give me solution
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