JEE Main 2019 — Inverse Trigonometric Functions Question with Solution
From: JEE Main 2019 (Online) 11th January Evening Slot
Question
All x satisfying the inequality (cot–1
x)2– 7(cot–1 x) + 10 > 0, lie in the interval :
Choose an option
Show full solutionCorrect option: A
Correct answer
A(cot 2, )
Step-by-step explanation
cot1 x > 5, cot1 x < 2
x < cot5, x > cot2
x < cot5, x > cot2
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This is a previous-year question from JEE Main 2019, covering the Inverse Trigonometric Functions chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.