Trigonometry Practice Question and Answer

Q:

यदि cos3A = X, तो X का मान है?

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  • 1
    4cos3A + 3cosA
    Correct
    Wrong
  • 2
    3cosA – 4cos3A
    Correct
    Wrong
  • 3
    cosA + 4cos3A
    Correct
    Wrong
  • 4
    4cos3A – 3cosA
    Correct
    Wrong
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Answer : 4. "4cos3A – 3cosA"

Q:

1533 0

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    Correct
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    Correct
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  • 4
    Correct
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Answer : 4. ""

Q:

sec4 A (1 – sin4A) – 2tan2A का मान है?

984 0

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

Q:

यदि  sinθ-cosθ= और  0º <θ<90°, है तो  sinθ+cosθका मान क्या होगा

1392 0

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    Correct
    Wrong
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    Correct
    Wrong
  • 4
    Correct
    Wrong
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Answer : 1. ""

Q:


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  • 1
    cosec A
    Correct
    Wrong
  • 2
    cos A
    Correct
    Wrong
  • 3
    secA
    Correct
    Wrong
  • 4
    sinA
    Correct
    Wrong
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Answer : 3. "secA"

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Answer : 1. "80 मी."

Q:

 का मान होगा:

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

 Put A=45 degree and we can get answer.

Q:

यदि tan  π है , तो x का मान क्या है ? 

1002 0

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

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