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Find the value of (i) "sec" (-(31 pi)/(4...

Find the value of (i) `"sec" (-(31 pi)/(4))`

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The correct Answer is:
`sqrt(2)`
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CHHAYA PUBLICATION-TRIGONOMETRIC RATIOS OF ASSOCIATED ANGLES-SAMPLE QUESTIONS FOR COMPETITIVE EXAMS - ASSERTION-REASON TYPE
  1. Find the value of (i) "sec" (-(31 pi)/(4))

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  2. Find the value of tan75^@

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  3. Find the value of sin105^@

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