Question

can anyone help? http://img13.imageshack.us/img13/8092/62558930.png
step by step please

Answer 1

so basically u need to take the integral of first one right

Answer 2

if so use u subsitution

Answer 3

integrate by parts i can do the integrate by parts but i do not know what to do after that e^x(1-2x)^n - ∫-2ne^x(1-2x)^n-1 dx now what?

Answer 4

thank you so much now one question
why do you label that In-1?

Answer 5

because it's In where you sub n with n-1

Answer 6

understand?

Answer 7

thank you very much perfect! So just to be clear if i am subbing in limits i sub them in the left and the right side of my In?

Answer 8

yeah