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
Adv.
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
(d) इनमे से कोई नही
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°
135° = (...........)° = ?
(a) 2π/3
(b) 3π/4
(c) 2π/5
(d) 3π/5
40° = (.........)° = ?
(a) π/9
(b) π/5
(c) 2π/3
(d) 2π/9
75° = (.......)° = ?
(c) 5π/12
यदि ax² + bx + c = 0 के मूल एक दुसरे के व्युत्क्रम हो, तो?
(a) a = b
(b) b = ac
(c) a = c
(d) ac = 1
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