If f(x)={{:(e^(2x^(2)+x),":",xgt0),(ax+b...

If `f(x)={{:(e^(2x^(2)+x),":",xgt0),(ax+b,":",xle0):}` is differentiable at `x=0`, then

A

`a=1, b=-1`

B

`a=-1, b=1`

C

`a=1, b=1`

D

`a=-1, b=-1`

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The correct Answer is:

C

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