JEE Main 2021 — Logarithm Question with Solution
From: JEE Main 2021 (Online) 20th July Evening Shift
Question
The number of solutions of the equation
, x > 0, is :
, x > 0, is :
Enter your answer
Show full solutionCorrect answer: 1
Correct answer
1
Step-by-step explanation
Put
t = 1, 2
&
&
(rejected)
(rejected)
So, x = 2
No. of solution = 1
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This is a previous-year question from JEE Main 2021, covering the Logarithm 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.