Trigonometry Question and Answers Practice Question and Answer
8 4 Q:
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5ddfc7989c6026766e6b2d74 4 Q:
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Q: The greatest value of $$ Sin^{4}θ+Cos^{4}θ $$ is:
1702 05d7f1f94fb24f902086377ff
5d7f1f94fb24f902086377ff- 12false
- 23false
- 3$${1\over2}$$false
- 41true
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Answer : 4. "1"
Q: If tan4θ + tan2θ = 1, then the value of cos4θ + cos2θ is
1597 05f155952cf79540a7533e649
5f155952cf79540a7533e649- 12false
- 21true
- 3– 1false
- 4– 2false
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Answer : 2. "1"
Q: If 2sin2θ–5sinθcosθ+7cos2θ=1then possible values of tan θ are
1578 05ee9ae66bc81cb2528ec1c58
5ee9ae66bc81cb2528ec1c58- 12, 5false
- 21, 3false
- 32, $$ {5\over2}$$false
- 42, 3true
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Answer : 4. "2, 3"
Q: If cos θ = $${1\over \sqrt{10}}$$, then tan θ is equal to.
1547 05ddfc7989c6026766e6b2d74
5ddfc7989c6026766e6b2d74- 1$$ {1\over \sqrt{3} } $$false
- 2$$ {1\over 3 } $$false
- 3$$ {\sqrt{3} } $$false
- 43true
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Answer : 4. " 3"
Q: The value of $$ {3sin30°-4sin^{3}30°}$$
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5f76ce47e487e60dced938fe- 1Sin30°false
- 2Cos60°false
- 3sin90°true
- 4Cos90°false
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Answer : 3. "sin90°"
Q: If 5cosθ – 12sinθ=0 then value of
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5d70e4889004b376a58c204c- 1$$\left(1{75\over119}\right)\ $$false
- 2$$\left(2{34\over35}\right)\ $$false
- 3$$\left(3{2\over3}\right)\ $$false
- 4$$\left(3{1\over7}\right)\ $$true
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Answer : 4. "$$\left(3{1\over7}\right)\ $$"
Q: If 3 sin x + 5cosx = 5 then what is the value of (3cosx - 5sinx)
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60bdfc67943add67dd72dc15- 10false
- 23true
- 31false
- 42false
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Answer : 2. "3"
Q: $$\sqrt{ {1-sinA\over1+sinA}}$$ is equal to ?
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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"
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