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Question
Evaluate:
`int(3^x - 4^x)/(5^x) dx`
Evaluate
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Solution
`int(3^x - 4^x)/(5^x) dx`
= `int ((3^x)/(5^x)-(4^x)/(5^x)) dx`
= `int(3/5)^x dx - int (4/5)^x dx`
= `((3/5)^x)/(log(3/5))-(4/5)^x/log(4/5) + c`
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