Trigonometry Practice Question and Answer

Q:

sin60° + cos230°+ cot2 45° + sec2 60° – cosec2 30° + cos2 0° का मान क्या होगा?

1275 0

  • 1
    $$ {7\over2}$$
    Correct
    Wrong
  • 2
    $$ {7\over4}$$
    Correct
    Wrong
  • 3
    $$ {7\over3}$$
    Correct
    Wrong
  • 4
    $$ {7\over8}$$
    Correct
    Wrong
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Answer : 1. "$$ {7\over2}$$"

Q:


1201 0

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

Q:

यदि tan2θ +cot2θ  = 2 तो 2secθ cosecθ का मान क्या है?

1191 0

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

Q:

यदि sec x + cos x = 2, तो sec16 x + cos16 x का मान होगा-

1188 0

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

Q:

$$\left({sin 35°\over cos55°} \right)^2+\left({cos55°\over sin 35°} \right)^2 \ -2 sin^{3}30°$$का मान ज्ञात करों?

1169 0

  • 1
    $${7\over5}$$
    Correct
    Wrong
  • 2
    $${7\over4}$$
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    $${5\over7}$$
    Correct
    Wrong
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Answer : 2. "$${7\over4}$$"

Q:

यदि $$ sec θ ={13 \over 12}$$, तथा θ न्यूनकोण है, तो $$ \sqrt { cotθ+tanθ} \ $$ है....

1165 0

  • 1
    $$ {4 \over 13}$$
    Correct
    Wrong
  • 2
    $$ {12 \over 2\sqrt{13}}$$
    Correct
    Wrong
  • 3
    $$ {13 \over 2\sqrt{15}}$$
    Correct
    Wrong
  • 4
    $$ {2 \over 13}$$
    Correct
    Wrong
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Answer : 2. "$$ {12 \over 2\sqrt{13}}$$"

Q:

यदि x tan45° cos30° = sin30° cos45° , तो किसके बराबर है- 

1154 0

  • 1
    $${1\over\sqrt { 3} \ } $$
    Correct
    Wrong
  • 2
    $${1\over\sqrt { 6} \ } $$
    Correct
    Wrong
  • 3
    $${1\over\sqrt { 2} \ } $$
    Correct
    Wrong
  • 4
    $${2\over\sqrt { 3} \ } $$
    Correct
    Wrong
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Answer : 2. "$${1\over\sqrt { 6} \ } $$"

Q:

यदि $$ {2\ sinθ-cos θ\over {cosθ+sinθ}}=1$$, है तो cotθ का मान होगा।

1145 0

  • 1
    $$ {1\over2}$$
    Correct
    Wrong
  • 2
    $$ {1\over3}$$
    Correct
    Wrong
  • 3
    3
    Correct
    Wrong
  • 4
    2
    Correct
    Wrong
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Answer : 1. "$$ {1\over2}$$"

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