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12th Standard English Medium Maths Subject Inverse Trigonometric Functions Creative 2 Mark Questions with Solution Part - I Question Bank Software Jun-19 , 2021

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12th Standard English Medium Maths Subject Inverse Trigonometric Functions Creative 2 Mark Questions with Solution Part - I

12th Standard English Medium Maths Subject Inverse Trigonometric Functions Creative 2 Mark Questions with Solution Part - I

12th Standard

    Reg.No. :
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Maths

Time : 01:00:00 Hrs
Total Marks : 10

    2 Marks

    5 x 2 = 10

  1. Find the principal value of sin-1(-1).

  2. If \({ cot }^{ -1 }\left( \frac { 1 }{ 7 } \right) =\theta \) find the value of cos \(\theta \)

  3. Prove that \({ tan }^{ -1 }\left( \frac { 1 }{ 7 } \right) +{ tan }^{ -1 }\left( \frac { 1 }{ 13 } \right) ={ tan }^{ -1 }\left( \frac { 2 }{ 9 } \right) \)

  4. Evaluate \(sin\left( \frac { 1 }{ 2 } { cos }^{ -1 }\frac { 4 }{ 5 } \right) \)

  5. Evaluate \(sin\left( { cos }^{ -1 }\left( \frac { 1 }{ 2 } \right) \right) \)

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