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If lim(x to0)(cos x+asinbx)^(1/x)=e^(2) ...

If `lim_(x to0)(cos x+asinbx)^(1/x)=e^(2)` then the values of a and b are

A

a = 1 ,b = 2

B

a = 2 , `b = (1)/(2)`

C

`a = 2 sqrt2, b = (1)/(sqrt2)`

D

a = 4, b = 2

Text Solution

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The correct Answer is:
A,C
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