dx/((x-1)sqrt(x^2-2))
OK. First step is a trig substitution.
x = √2 sec(u)
x^2-2 = 2tan^2(u)
dx = √2 sec(u) tan(u) du
now the integral is
sec(u)/(√2 sec(u)-1) du
see what you can do with that.
integrate:dx/((x-1)sqrt(x^2-2)
a tutor here direct me to a page but i do not know how to use it i tried but it did not show me any step...i need help plz
1 answer