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If int (4e^x+6e^-x)/(9e^x-4e^-x)dx=Ax+B ...

If `int (4e^x+6e^-x)/(9e^x-4e^-x)dx=Ax+B ln (9e^(2x)-4)+C`, then

A

A+18B=16

B

18B-A=19

C

A-18B=17

D

A+18B=32

Text Solution

Verified by Experts

AB
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