1.

f(x)={{:( a+(Sin[x])/(x)"," , x gt 0),(2",",x=0),(b+[(Sinx-x)/(x^(3))]",", x lt 0):} where [.] denots the greates integer function . If f(x) is continuous at x=0 then b=

Answer»

`a-1`
`a+1`
`a+2`
`a-2`

ANSWER :A


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