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Class 12 Inverse Trigonometric Functions · Conceptual Answer1 Marksprincipal_values

Class 12 Maths · Inverse Trigonometric Functions · Conceptual Answer #38

Evaluate \(\sin^{-1}[\sin(-17\pi/8)]\).

✅ Step-by-Step Solution

Final Answer: −π/8
  1. −17π/8 is coterminal with −π/8, already in the arcsine principal interval.
  2. −π/8

📋 CBSE Stepwise Marking Scheme

  • [0.5 marks] −17π/8 is coterminal with −π/8, already in the arcsine principal interval.
  • [0.5 marks] −π/8

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