Trigonometry Question and Answers Practice Question and Answer

Q:

यदि sec θ − tan θ हो तो sec θ + tan θ = $$ \sqrt { 5} $$ का मान ज्ञात कीजिए 

911 0

  • 1
    $$5{1\over 5}$$
    Correct
    Wrong
  • 2
    5
    Correct
    Wrong
  • 3
    $$5{1\over 5}$$
    Correct
    Wrong
  • 4
    $$\sqrt { 2} \ $$
    Correct
    Wrong
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Answer : 3. "$$5{1\over 5}$$"

Q:

x cosθ-y sinθ=2 और x sinθ + ycosθ = 4  में से θ हटाने पर कोनसा कथन सत्य होगा ?

902 0

  • 1

    x2+y2=20

    Correct
    Wrong
  • 2

    3x2+y2=20

    Correct
    Wrong
  • 3

    x2-y2=20

    Correct
    Wrong
  • 4

    3x2-y2=10

    Correct
    Wrong
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Answer : 1. "

x2+y2=20

"

Q:

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

900 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:

$${1+sinθ}\over cosθ $$  निम्नलिखित में से किसके बराबर है (जहाँ $$θ ≠ {π\over2} $$)

890 0

  • 1
    $${1+cosθ}\over sinθ $$
    Correct
    Wrong
  • 2
    $${tan θ+1}\over tan θ-1 $$
    Correct
    Wrong
  • 3
    $${tan θ-1}\over tan θ+1 $$
    Correct
    Wrong
  • 4
    $$cosθ \over {1-sinθ}\ $$
    Correct
    Wrong
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Answer : 4. "$$cosθ \over {1-sinθ}\ $$"

Q:

व्यंजक का मान क्या है?

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

875 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:

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

873 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:

यदि cos(2θ+54°) = synθ, 0°<(2θ-54°)<90°, तो $$1\over tan5θ+cosec{5θ\over 2}$$ का मूल्य क्या है

870 0

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

Q:

यदि $$tan(A+B)=\sqrt { 3} \ $$ और $$ tan(A-B)= {1\over \sqrt { 3} \ }; 0^0<(A+B)<90^0;A>B, $$ तो A और B का मान हैं

860 0

  • 1
    45° and 15°
    Correct
    Wrong
  • 2
    15° and 45°
    Correct
    Wrong
  • 3
    30° and 30°
    Correct
    Wrong
  • 4
    60° and 30°
    Correct
    Wrong
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Answer : 1. "45° and 15° "

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