Question

+ sin
* If tan x + tan y = 5 and tan x. tan y = 2, then cot (x + y) = 10. IF
(ü V3 (1 + tan 15°) = 1 - tan 15°. (A
(ii) If lies in third quadrant, than cos 을
is positive. T'
iv) 2 sin 105°. sin 15º = ] ( )
A+B
D) If cos A = 2, cos B = 1 then tan 4
2
tan
i) cos 15° cos 73 sin 73
zzsia 7 = 1.14)
i) sin 20° (3 - 4 cos2700) =
A-B = 1. (F)
2
2​

Answer 1

Answer:

5

Step-by-step explanation:

s 11