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Syllabus

Logarithm and Its PropertiesSyllabus

JEE Mains · Mathematics

Topics covered in Logarithm and Its Properties for JEE Mains Mathematics. Understand the syllabus structure and key areas to focus on.

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A diagram illustrating the fundamental difference between an exponential function (variable in exponent, e.g., 3^x) and a polynomial function (variable in base, e.g., x^3). Show their general forms an
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Logarithm and Its Properties — Syllabus & Topics

Topics covered in Logarithm and Its Properties for JEE Mains Mathematics.

Topics in Logarithm and Its Properties

1

Exponential Functions - Foundation

  • f(x) = aˣ where a > 0, a ≠ 1 is an exponential function
  • For a > 1: function is increasing, graph rises from left to right
  • For 0 < a < 1: function is decreasing, graph falls from left to right
2

Logarithmic Functions - Basics and Definition

  • If aˣ = y, then logₐ y = x (logarithm is the inverse of exponential)
  • f(x) = logₐ x has domain (0, ∞) and range R
  • For a > 1: logarithmic function is increasing
3

Fundamental Laws of Logarithms

  • Product Rule: logₐ(mn) = logₐ m + logₐ n
  • Quotient Rule: logₐ(m/n) = logₐ m - logₐ n
  • Power Rule: logₐ(mᵇ) = b logₐ m
4

Logarithmic Equations - Systematic Approach

  • Always check domain: all logarithmic terms must have positive arguments
  • Use logarithmic laws to simplify before solving
  • Convert to exponential form when helpful

Key Concepts

Function of form f(x) = aˣIf aˣ = ylog_a(mn) = log_a m + log_alog_a(m/n) = log_a mlog_a(mᵇ) = b·log_a m

Frequently Asked Questions

What topics are covered in Logarithm and Its Properties for JEE Mains?
Logarithm and Its Properties is an important chapter in JEE Mains Mathematics. It covers key concepts and formulas that are frequently tested in the exam. Key topics include: Exponential Functions - Foundation, Logarithmic Functions - Basics and Definition, Fundamental Laws of Logarithms, Logarithmic Equations - Systematic Approach.
How important is Logarithm and Its Properties for JEE Mains?
Logarithm and Its Properties is a frequently tested chapter in JEE Mains Mathematics. Questions from this chapter appear regularly in previous year papers. There are 45 practice questions available for this chapter.
How to prepare Logarithm and Its Properties for JEE Mains?
Start by understanding the core concepts, then solve practice questions. Focus on formulas and their applications. Use revision notes for quick review before the exam.

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