यदि tan A = 3/4 हो तो (cos² A - sin² A) = ?
(a) 1/4
(b) 1/2
(c) 4/25
(d) 7/25
Adv.
यदि cotA = 3/4 हो तो (sinA - cosA / sinA + cosA) = ?
(a) 4/7
(b) 3/7
(c) 2/7
(d) 1/7
यदि tan A = 3/4 हो तो (sinA - cosA ) = ?
(a) 3/5
(b) 4/5
(c) 12/25
(d) इनमे से कोई नही
यदि 5 tan A = 4 हो तो (5 sinA - 3 cosA) / (5 siinA + 2 cosA) = ?
(a) 5/3
(b) 5/6
(c) 3/10
(d) 1/6
यदि sec²: A = 3 हो तो tan²: A - cosec²: A/ tan²: A + cosec²: A = ?
(a) 1/7
(b) 2/7
(c) 3/7
(d) 4/7
यदि 5 cot θ = 4 हो तो (5 sinθ - 3 sinθ/sinθ + 2 cos θ) का मान क्या होगा?
(a) 5/14
(b) 3/4
(c) 1
यदि sin A / (1 + cos A) + sin A / (1 - cos A) = 4 हो तो A = ?
(a) 30°
(b) 105°
(c) 45°
(d) 60°
यदि tan A + cot A = 2 हो तो sin A = ?
(a) 1/√2
(b) 1/√3
(c) 1/2
(d) 1/3
यदि tan A + cosec A = 2 हो तो (sin² A + cosec² A) = ?
(a) 1
(b) 2
(c) 4
(5π/6)° = (............)° = ?
(a) 130°
(b) 140°
(c) 150°
(d) 135°
(2π/3)° = (.................)° = ?
(a) 120°
(b) 100°
(c) 180°
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