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Friday, 9 October

JEE Main Maths · Complex Numbers and Quadratic Equations

Exponential Reducible to Quadratic

Exponential Reducible to Quadratic (Complex Numbers and Quadratic Equations) was asked 2 times in 2 JEE Main shifts, 2021–2024, out of the 42 shifts Lumi analysed.

Times asked
2
in 2 shifts
Years
2021–2024
Usual format
Single correct
Calculation
Pattern
Occasional
repeats across shifts

How it is asked

  • Number of real roots of exponential equation
  • Sum of solutions of exponential equation

Difficulty

Easy 1Medium 0Hard 1

Where it sits

Chapter: Complex Numbers and Quadratic Equations. Topic: Quadratic Roots, 46 questions over 19 ideas.

Other repeat ideas in this topic

Every time it came

All 2 questions

Newest first, each with its options and official answer.

  1. 8 Apr 2024, Shift 1 · Q3The sum of all the solutions of the equation (8)2x−16⋅(8)x+48=0(8)^{2x}-16\cdot(8)^x+48=0 is :EasySingle correct
  2. 25 Jul 2021, Shift 1 · Q72The number of real roots of the equation e6x−e4x−2e3x−12e2x+ex+1=0e^{6x}-e^{4x}-2e^{3x}-12e^{2x}+e^x+1=0 is :HardSingle correct