1.

If f(x)= 64 x^(3)+ (1)/(x^(3)) and alpha and beta are roots of the equation 4x + (1)/(x)=3 then………

Answer»

`f(alpha)= f(BETA)= -9`
`f(alpha) = f(beta)= 63`
`f(alpha ) ne f(beta)`
None of these

Answer :A


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