If 8 tan x = 15, then sin x - cos x is equal to
Given,
8 tan x = 15
So,
tan x = 15/8
In ∆ ABC,
AC2 = AB2 + BC2
AC2 = (15)2 + (8)2
AC2 = 225 + 64 = 289
AC = 17
Therefore,
sin x = AB/AC = 15/17
cos x = BC/AC = 8/17
Now,