Skip to main content

Simple Integral but unknown method

Context: High School
Thread starter EternityMech
Start date Dec 7, 2011
Tags

Integral Method

Join the discussion

Registration is free. Ask a follow-up in this thread, or start your own.

1 reply · 2K views

EternityMech

Thread starter
Dec 7, 2011

#1

x+1/(x+2)(x+3) = A/x+2 +B/x+3

how do u calculate A and B ?

nevermind i got it thanks.

Last edited: Dec 7, 2011

Physics news on Phys.org

mathman

Science Advisor

Homework Helper

Dec 7, 2011

#2

R.H.S. = {A(x+3) + B(x+2)}/{(x+2)(x+3)}

Therefore (assuming x+1 should be (x+1)): (A+B)=1 and (3A+2B)=1

Top