if f(x) =(x-e^(x)+ cos 2x)/(x^(2)),xne0...

`if f(x) =(x-e^(x)+ cos 2x)/(x^(2)),xne0` , is continuous at `x=0` , then

`f(0) = (5)/(2)`

`[f(0)] = -2`

`{f(0)} = - 0.5`

`[f(0)].{f(0)} = - 1.5`

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