Question
Something no longer in use
Select the option that can be used as a one-word substitute for the given group of words.Solution
Obsolete means something that is no longer in use or outdated. Obdurate means stubborn or unyielding. Odious means something that is extremely unpleasant or repulsive. Ominous means giving the impression that something bad or unpleasant is going to happen.
If tan θ + cot θ = 2 where 0 < θ < 90 ; find the value of tan17 θ + cot19 θ.
If A, B and C are angles of triangle, then sin2A + sin2B + sin2C– 2cosA cosB cosC
- If 5tanθ = 12, then find the value of (sinθ – cosθ).
If √3 tan x = 3, then the value of x:
Find the value of: (Sin2 60 ° X cos 30 ° X sec 60°)/tan 30°
Solve the following trigonometric expression:
 If sin θ = 3/5 and cos θ = 4/5, find the value of (2tan² θ + 3cot² θ).
if 8 sin 2 x + 3 cos 2 x = 4  then find tan x
Two points P and Q are at the distance of x and y (where y > x) respectively from the base of a building and on a straight line. If the angles of elevat...
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