Relations , Functions & Inverse Trigonometric Functions — practice questions

2 curated practice questions from Relations , Functions & Inverse Trigonometric Functions (Mathematics JEE Main, NTA Exams) — 2 medium. Every question includes the final answer free; step-by-step worked solutions with a free account.

• The domain of the function ^ -1 ( 2 ^ -1 ( 1 4 x^ 2 -1 ) ) is
• If f(x)=2 ^ -1 x+ ^ -1 ( 2 x 1+x^ 2 ), x>1 , then f (5) is equal to

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