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anonymous
 one year ago
Can someone help me with this calc2 questions
integral of x5^x dx. I know that you have to integrate by parts, but I am not sure how do to that with this problem.
anonymous
 one year ago
Can someone help me with this calc2 questions integral of x5^x dx. I know that you have to integrate by parts, but I am not sure how do to that with this problem.

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IrishBoy123
 one year ago
Best ResponseYou've already chosen the best response.1you'll need this \((5^x)' = 5^x .ln5 \) or \(\int 5^x \ dx = \ \frac{1}{ln5}.5^x\) so set it up with \(u = x \) and \( v' = 5^x\) and plough away ask if help needed :p

dinamix
 one year ago
Best ResponseYou've already chosen the best response.0\[x *\exp (x \ln5) \] will be easy for integral by parts @IrishBoy123

IrishBoy123
 one year ago
Best ResponseYou've already chosen the best response.1sweet as a nut, @dinamix !!

dinamix
 one year ago
Best ResponseYou've already chosen the best response.0i gave him easy metohd Mr. irish

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0How do you integrate 5^x/ln5

IrishBoy123
 one year ago
Best ResponseYou've already chosen the best response.1\(\large \int \frac{5^x}{ln5} = \frac {1}{ln5}\int 5^x\) and i posted that integral in my first post :p
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