Trigonometry Question and Answers Practice Question and Answer

Q:

यदि $${cos^2θ\over cot^2θ-cos^2θ}=3,$$ जहां $${0^0<θ<90^0}$$ तो θ का मान है:

1212 0

  • 1
    $${{45^0}}$$
    Correct
    Wrong
  • 2
    $${{50^0}}$$
    Correct
    Wrong
  • 3
    $${{60^0}}$$
    Correct
    Wrong
  • 4
    $${{50^0}}$$
    Correct
    Wrong
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Answer : 3. "$${{60^0}}$$"

Q:

हल करें। $$ {sin \ θ\over 1+cos\ θ}+{1+cosθ\over sin\ θ}=?$$

1208 0

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

Q:

समीकरण  $$ {{ATan62°Sec 28°Cot 38°}\over {Cosec62°Tan11°}}=1$$ बनाने के लिए A के लिए निम्नलिखित में से कौन सा मूल्य सूट करता है?

1207 0

  • 1
    $$ {{Tan38°Tan79°}\over {Tan 28°}}$$
    Correct
    Wrong
  • 2
    $$ {{Tan28°Tan38°}\over {Tan 79°}}$$
    Correct
    Wrong
  • 3
    $$ {{Tan38°}\over {Tan 79°Tan28°}}$$
    Correct
    Wrong
  • 4
    $$ {{Tan28° Tan 79°}\over { Tan38°}}$$
    Correct
    Wrong
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Answer : 2. "$$ {{Tan28°Tan38°}\over {Tan 79°}}$$"

Q:

$$ {(cos {\ 9°}+sin{\ 81°}})({sec {\ {9°}+cosec{\ 81°}}})\over{sin{\ 56°}sec{\ 34° }}+ {cos{\ 25°}cosec{\ 65°}}$$ का मान है।

1199 0

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

Q:

$$ ({Sinθ\over{1+cosθ}}+{1+cosθ\over sinθ})({1\over (tanθ+cotθ)})$$ को सरल कीजिए।

1191 0

  • 1
    $$ {cos{\ θ}}$$
    Correct
    Wrong
  • 2
    $$ {2sin{\ θ}}$$
    Correct
    Wrong
  • 3
    $$ {sin{\ θ}}$$
    Correct
    Wrong
  • 4
    $$ {2cos{\ θ}}$$
    Correct
    Wrong
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Answer : 4. "$$ {2cos{\ θ}}$$"

Q:

$$ {tan\ 40°+tan\ 20° +\sqrt{3}\ tan20° tan40°}$$ का मान है—

1150 0

  • 1
    $$ {\sqrt{12}}$$
    Correct
    Wrong
  • 2
    $$ {1\over{\sqrt{3}}}$$
    Correct
    Wrong
  • 3
    1
    Correct
    Wrong
  • 4
    $$ {\sqrt{3}}$$
    Correct
    Wrong
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Answer : 4. "$$ {\sqrt{3}}$$"

Q:

△ABC में, B पर समकोण, यदि $$tan\ A={1\over 2}$$, तो $$sinA(cosC+cosA)\over cosC(sin C-sinA)$$ का मान है

1143 0

  • 1
    2
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    2√5
    Correct
    Wrong
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Answer : 3. "3"

Q:

$${cos^2A\over {1+sinA}}$$ का मान क्या होगा?

1142 0

  • 1
    1+sinA
    Correct
    Wrong
  • 2
    1-sinA
    Correct
    Wrong
  • 3
    1+secA
    Correct
    Wrong
  • 4
    1-secA
    Correct
    Wrong
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Answer : 2. "1-sinA"

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