Trigonometry Question and Answers Practice Question and Answer

Q:

यदि secθ + tanθ = 3, तो secθ का मान है:

395 0

  • 1
    $${4\over3}$$
    Correct
    Wrong
  • 2
    $${3\over4}$$
    Correct
    Wrong
  • 3
    $${3\over5}$$
    Correct
    Wrong
  • 4
    $${5\over3}$$
    Correct
    Wrong
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Answer : 4. "$${5\over3}$$"

Q:

यदि 4sin2θ=3(1+cosθ),00<θ<900, हो तो (2tanθ+4sinθ-secθ) का मान क्या है?

393 0

  • 1
    $$3\sqrt {15}-4$$
    Correct
    Wrong
  • 2
    $$15\sqrt {3}-4$$
    Correct
    Wrong
  • 3
    $$15\sqrt {3}+4$$
    Correct
    Wrong
  • 4
    $$4\sqrt {15}-3$$
    Correct
    Wrong
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Answer : 1. "$$3\sqrt {15}-4$$"

Q:

cosA(sec A – cosA)(cotA+tanA)=?

389 0

  • 1
    tan A
    Correct
    Wrong
  • 2
    cot A
    Correct
    Wrong
  • 3
    sec A
    Correct
    Wrong
  • 4
    sin A
    Correct
    Wrong
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Answer : 1. "tan A"

Q:

cosecA(1 - cosA)(cosecA + cotA) का मान क्या है?

389 0

  • 1
    2
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    3
    Correct
    Wrong
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Answer : 2. "1"

Q:

$$ secA(secA+tanA)(1-sinA)\over (cosec^2A-1)sin^2A$$ इसके बराबर है:

385 0

  • 1
    cotA
    Correct
    Wrong
  • 2
    cosA
    Correct
    Wrong
  • 3

       sec2A

    Correct
    Wrong
  • 4

      cos2A

    Correct
    Wrong
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Answer : 3. "

   sec2A

"

Q:

cos 1200 का सटीक मान ज्ञात कीजिए।

381 0

  • 1
    1
    Correct
    Wrong
  • 2
    0
    Correct
    Wrong
  • 3
    -0.5
    Correct
    Wrong
  • 4
    0.5
    Correct
    Wrong
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Answer : 3. "-0.5"

Q:

∆PQR में, ∠Q=90°. यदि cot $$R={1\over 3}$$, तो $${secP(cosR+sinP)\over cosec \ R(sinR-cosecP)} $$ का मान क्या है?

379 0

  • 1
    $${2\over 7} $$
    Correct
    Wrong
  • 2
    $$-{2\over 3}$$
    Correct
    Wrong
  • 3
    $$-{2\over 7}$$
    Correct
    Wrong
  • 4
    $${2\over 7}$$
    Correct
    Wrong
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Answer : 3. " $$-{2\over 7}$$"

Q:

tan 270 tan340 + tan340 tan29+ tan290 tan27का मान ज्ञात कीजिए।

377 0

  • 1
    1
    Correct
    Wrong
  • 2
    -1
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    √3
    Correct
    Wrong
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Answer : 1. "1"

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