त्रिकोणमिति Part-2

Total Questions: 50

31. (cosec x + cot x + 1)(sec x – tan x –1) का मान ज्ञात कीजिए। [Group D 09/09/2022 (Afternoon)]

Correct Answer: (a) –2 

32. मान ज्ञात कीजिए [Group D 13/09/2022 (Morning)]

Correct Answer: (b) –8

33. sin²θ+cos²θ−(sec²θ−tan²θ)+tanθcosθ−sinθ का मान ज्ञात कीजिए। [Group D 13/09/2022 (Evening)]

Correct Answer: (a) 0 

34. sec² + (cosec² -1) - (1 + tan²θ) cot²θ =________. [Group D 16/09/2022 (Morning)]

Correct Answer: (b) 0 

35. मान ज्ञात कीजिए। [Group D 16/09/2022 (Afternoon)]

Correct Answer: (b) 2 sin x

36. मान ज्ञात कीजिए। [Group D 19/09/2022 (Morning)]

Correct Answer: (c) –1

37. यदि cot A + cos A = m और cot A – cos A = n है, तो निम्नलिखित में से कौन सा सत्य है? [Group D 19/09/2022 (Evening)]

Correct Answer: (b) (m² – n²)² = 16mn

38. यदि 𝑥 = 𝑎 secⁿ 𝜃 , 𝑦 = 𝑏 tanⁿ 𝜃 तब : [ Group D 20/09/2022 (Morning) ]

Correct Answer: (a)

39. (sinx+secx)²+(cosecx+cosx)² का मान ज्ञात कीजिए। [Group D 20/09/2022 ( Afternoon ) ]

Correct Answer: (c) (sec x cosec x + 1)²

40. tan⁶A+3tan²Asec²A+1 का मान ज्ञात कीजिए। [Group D 22/09/2022 (Afternoon)]

Correct Answer: (a) sec⁶A