Trigonometry Practice Question and Answer

Q:

यदि $${secA={5\over 4}}$$ है, तो $${{tanA}\over 1+tan^2A}-{sinA\over secA}$$ का मान क्या है?

508 0

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

Q:

किसी भी वास्तविक मान के लिए $${\sqrt {secθ-1}\over \sqrt {secθ+1} }=?$$

507 0

  • 1
    cotθ-cosecθ
    Correct
    Wrong
  • 2
    secθ-tanθ
    Correct
    Wrong
  • 3
    cosecθ-cotθ
    Correct
    Wrong
  • 4
    tanθ-secθ
    Correct
    Wrong
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Answer : 3. "cosecθ-cotθ"

Q:

यदि p = cosec θ – cot θ and q = (cosec θ + cot θ)-1 तो निम्नलिखित में से कौन सा सही है?

504 0

  • 1
    p - q = 1
    Correct
    Wrong
  • 2
    p = q
    Correct
    Wrong
  • 3
    p + q = 1
    Correct
    Wrong
  • 4
    p + q = 0
    Correct
    Wrong
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Answer : 2. "p = q "

Q:

$${sin^2θ\over cosθ(1+cosθ)}+{1+cosθ\over cosθ} =?$$

501 0

  • 1
    cosecθ
    Correct
    Wrong
  • 2
    secθ
    Correct
    Wrong
  • 3
    2cosθ
    Correct
    Wrong
  • 4
    2secθ
    Correct
    Wrong
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Answer : 4. "2secθ"

Q:

यदि a cot θ + b cosec θ= p और b cot θ + a cosec θ = q है तो p-q2_____ के बराबर है

498 0

  • 1

    b2 – a2

    Correct
    Wrong
  • 2

    a2 – b2

    Correct
    Wrong
  • 3

    b – a

    Correct
    Wrong
  • 4

    a2+b2

    Correct
    Wrong
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Answer : 1. "

b2 – a2

"

Q:

व्यंजक का मान क्या है?

(tan0° tan1° tan2° tan3° tan4° …… tan89°)

492 0

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

Q:

(sinθ+cosecθ)2+(cos θ+ sec θ)2=?

486 0

  • 1
    5 + tan2 θ + cot2 θ
    Correct
    Wrong
  • 2
    7 + tan2 θ - cot2 θ
    Correct
    Wrong
  • 3
    7 + tan2 θ + cot2 θ
    Correct
    Wrong
  • 4
    5 + tan2 θ - cot2 θ
    Correct
    Wrong
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Answer : 3. "7 + tan2 θ + cot2 θ"

Q:

यदि x = a secθ cos∅, y = b secθ sin∅, z=c tanθ, तो $$ {x^2\over a^2}+{y^2\over b^2}-{z^2\over c^2} $$ का मान क्या होगा?

472 0

  • 1
    1
    Correct
    Wrong
  • 2
    4
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    0
    Correct
    Wrong
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Answer : 1. "1"

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