cos x/2 and tan x/2 in each of the following : 10. sin x = 4/1

Find sin x/2 , cos x/2 and tan x/2 in each of the following : 10. sin x = 4/1, x in quadrant II cos x/2 and tan x/2 in each of the following : 10. sin x = 4/1 Find sin x/2 x in quadrant II October 24, 2021 Category: Chapter 3 - Trigonometric [...]