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The value of lambda for which int(4x^(3)...

The value of `lambda` for which `int(4x^(3)+lambda4^(x))/(4^(x)+x^(4))dx=log(4^(x)+x^(4))` is

A

`1`

B

`log_(e)4`

C

`log_(4)e`

D

`log_(e^(2))16`

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