JEE Main 2026 — Basic of Mathematics Question with Solution
JEE Main 2026 (04 April Shift 1)
Question
If the set of all solutions of is , then is equal to:
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
The given equation is .
Let and . Then .
The equation is of the form , which holds true if and only if .
Substituting the values of and :
The critical points are . Using the wavy curve method, the solution set is:
Comparing this with the given solution set , we get:
, ,
We need to find the value of :
Answer:
Let and . Then .
The equation is of the form , which holds true if and only if .
Substituting the values of and :
The critical points are . Using the wavy curve method, the solution set is:
Comparing this with the given solution set , we get:
, ,
We need to find the value of :
Answer:
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This is a previous-year question from JEE Main 2026, covering the Basic of Mathematics 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.