Trigonometry Question and Answers Practice Question and Answer
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Q: If 3 sin x + 5cosx = 5 then what is the value of (3cosx - 5sinx)
1711 060bdfc67943add67dd72dc15
60bdfc67943add67dd72dc15- 10false
- 23true
- 31false
- 42false
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Answer : 2. "3"
Q: The value of $${cosec^2} 18° -{1\over cot^272°}$$.
1666 05da809c7a065590cb27191f5
5da809c7a065590cb27191f5- 1$${1 \over \sqrt { 3}}$$false
- 2$$ \sqrt2\over {3 } $$false
- 3$${1\over2} $$false
- 41true
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Answer : 4. "1"
Q: The value of $$ {3sin30°-4sin^{3}30°}$$
1665 05f76ce47e487e60dced938fe
5f76ce47e487e60dced938fe- 1Sin30°false
- 2Cos60°false
- 3sin90°true
- 4Cos90°false
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Answer : 3. "sin90°"
Q: The value of $$ cot\ {π\over 20}\ cot{3π\over 20} \cot{5π\over20}\ cot{7π\over 20}\ cot {9π\over20}$$ is:
1649 05f6450e8e318e06cd33b79b2
5f6450e8e318e06cd33b79b2- 1-1false
- 2$$ {1\over 2}$$false
- 30false
- 41true
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Answer : 4. "1"
Q: $$\sqrt{ {1-sinA\over1+sinA}}$$ is equal to ?
1647 05e8b053a7b82aa7479fc5078
5e8b053a7b82aa7479fc5078- 1sec A + tan Afalse
- 2sec A + cosec Afalse
- 3sec A – cosec Afalse
- 4sec A – tan Atrue
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Answer : 4. "sec A – tan A"
Q: If tan (11 θ)=cot (7θ), then what is the value of sin2(6 θ) + Sec2 (9 θ) + cosec2(12 θ)?
1645 05fc0e22d96415e6951a99e17
5fc0e22d96415e6951a99e17- 1$$ {23\over 6}$$false
- 2$$ {35\over 12}$$false
- 3$$ {31\over 12}$$false
- 4$$ {43\over 12}$$true
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Answer : 4. "$$ {43\over 12}$$"
Q: If sec x + cos x = 2, then the value of sec16 x + cos16 x will be-
1635 060fe33d83c8ced168c73d0a8
60fe33d83c8ced168c73d0a8- 12true
- 20false
- 31false
- 4√3false
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Answer : 1. "2 "
Q: If sinθ-cosθ= \({7\over13}\) and 0º <θ<90°, then the value of Sinθ+Cosθ is 1605 05d1ef7e2c068c021a4048f20
5d1ef7e2c068c021a4048f20- 1\({17\over13}\)true
- 2\({13\over17}\)false
- 3\({1\over13}\)false
- 4\({1\over17}\)false
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Answer : 1. "\({17\over13}\)"
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