Question
Bitterness of beer is due to
Solution
 The bitter  taste of beer  comes from a group of substances that are extracted components of hops during wort boiling.
if cot x- tan x=7 then what is the value of cot x + tan x=?
Find the exact value of cos120°
If A, B and C are angles of triangle, then sin2A + sin2B + sin2C– 2cosA cosB cosC
If {(tanx)/(secx)} × cosx = (1/2), then determine the value of ‘sin2x’.
If sec 4A = cosec (3A - 50°), where 4A and 3A are acute angles, find the value of A + 75.
If sin A = 3/5 and cos B = 4/5, where A and B are acute angles, find the value of sin(A + B).
∆ PQR is right-angled at Q. If ∠R = 60º, then find the value of cosec P.
Find the value of sin265o + sin225o + cos235o + cos255o.
...- Simplify the following trigonometric expression:
sin 2A + sin 2B cot 17Ëš Â
 cot 18˚  ...