[int(cos x+x sin x)/(x(x+cos x))dx=],[[" 1) "log|(x+cos x)/(x)|+c," 2) "log|x(x+cos x)|+c],[" 3) "log|(x)/(|x+cos x)|+c," 4) "log|x(cos x+x sin x)|+c]]

int (cos x)/( sin x log sin x)dx=

int (ln (tan x)) / (sin x cos x) dx

int(log(tan x))/(sin x cos x)dx=

int cos2x*log((cos x+sin x)/(cos x-sin x))dx

int sin x log(cos x)dx

int [ sin(log x)+ cos (log x ) ] dx =

If int(3cos x-2sin x)/(4sin x+5cos x)dx=Ax+B log|5cos x+4sin x| then (A,B)=

int(9cos x-sin x)/(4sin x+5cos x)dx=A log|4sin x+ 5cos x| + Bx + c , then A=...,B=..

The value of the integral int( cos x)/( sin x + cos x) dx is equal to a) x + log | sin x + cos x| + C b) (1)/(2) [ x + log | sin x + cos x|] +C c) log | sin x+ cos x | +C d) (x)/(2) + log | sin x + cos x | + C