Trigonometry Practice Question and Answer
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600e922e59b22a1f1cddbc08 4 Q:
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Q: यदि 1 + sin2 A = 3 sin A cos A तो tan A मान ज्ञात कीजिये।
977 060ae1e61149ce93547ae24c4
60ae1e61149ce93547ae24c4- 11, 0false
- 21, 1/2true
- 31 , 1/3false
- 41, 3false
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- SingleChoice
Answer : 2. "1, 1/2"
Q: $$ {(sec^{2}θ+tanθ\cotθ-tan^{2}θ)}$$ का मान होगा।
943 05feeea721f464d740159faae
5feeea721f464d740159faae- 11false
- 22true
- 30false
- 44false
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Answer : 2. "2"
Q: $$ \sqrt{(1-sin^{2}θ) ÷(1-cos^{2}θ)}$$ सरल कीजिए।
939 05feeea39d6478d50161e794d
5feeea39d6478d50161e794d- 1Cot θtrue
- 2Tan θfalse
- 3Sec θfalse
- 4Cosec θfalse
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Answer : 1. "Cot θ"
Q: ΔABC में, θ एक न्यूनकोण है और tanθ, cotθ का तीगुना है । $$ {sin^{2}θ+cosec^{2}θ-{1\over 2}cot^{2}θ}$$ का मान ज्ञात कीजिए।
933 0600e922e59b22a1f1cddbc08
600e922e59b22a1f1cddbc08- 1$$ {23\over 12}$$true
- 2$$ {23\over 9}$$false
- 3$$ {23\over 11}$$false
- 4$$ {23\over 8}$$false
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Answer : 1. "$$ {23\over 12}$$"
Q: यदि 3 tan θ - 4 = 0 और 180° < θ < 270° तो cosec θ = _______
921 05ee1cd838c4c964f73dd6a82
5ee1cd838c4c964f73dd6a82- 1$$- {5\over4}$$true
- 2$$ {4\over5}$$false
- 3$$ -{4\over5}$$false
- 4$$-{5\over4}$$false
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Answer : 1. "$$- {5\over4}$$"
Q: यदि cos θ + sin θ =m, sec θ + cosec θ =n है तो m/n कितना है।
913 060795afc63b9781494e8874a
60795afc63b9781494e8874a- 11false
- 2sin θ cos θtrue
- 3sec θ cosec θfalse
- 4cot θ tan θfalse
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Answer : 2. "sin θ cos θ"
Q: (secA – 1)/(secA + 1) के बराबर है।
913 05ecf342aa7365b2f4ce1cfb0
5ecf342aa7365b2f4ce1cfb0- 1(1 – sinA)/(1 + sinA)false
- 2(1 – cosA)/(1 + cosA)true
- 3(1 + cosA)/(1 – cosA)false
- 4(1 + sinA)/(1 – sinA)false
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Answer : 2. "(1 – cosA)/(1 + cosA)"
Q: $$ {tan7°tan23°tan60°tan67°tan83°}$$ के बराबर है—
913 05efeafe79bfe193cd14b75c5
5efeafe79bfe193cd14b75c5- 10false
- 2$$ \sqrt{3}$$true
- 3$$ 1\over \sqrt{3}$$false
- 4इनमें से कोई नहींfalse
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Answer : 2. "$$ \sqrt{3}$$"
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