1.

Let f(x)=(x(1+a cosx)- b sin x)/(x^(3)), x ne 0 and f(0)= 1. Then values if 'a' and 'b' so that 'f' is continuos are

Answer»

`(5)/(2), (3)/(2)`
`(5)/(2),(-3)/(2)`
`-(5)/(2),-(3)/(2)`
`(1)/(2)-(3)/(2)`

ANSWER :C


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