Sir/Madam can you please solve question no. 3(ii) u unit:
(O) Only
(g) Both land II
2. What is cot 5' cot 20 c COL 700 750 cqua\to'.'
3. (i) If sin 3.4 — cos (A — 2') where 3A and
are acute angles, what is the value of A?
(a) 220
(c) 240
(d) 250
If sin (x — 2y) cos (4y — x), then the value of
col 2y is:
(d) undefined
. (i) What is the value of cos 10 cos 20 cos 30
cos 900?