well...I am having doubt in one step...
Here f(x) is defined if,
log|sin x| (x2-8x+23) - 3log2|sin x| > 0
log|sin x| (x2-8x+23) - 3log|sin x|2 >0
log|sin x|(x2-8x+238) >0
It's in the 3rd step..
how is '8' coming in the denominator??????
plz explain..