Skip to main content
Chapter 13 of 19
Formula Sheet

FunctionsFormula Sheet

SNAP · Quantitative Aptitude

All important formulas from Functions for SNAP Quantitative Aptitude. Quick reference for revision and problem solving.

Interactive on Super Tutor

Studying Functions? Get the full chapter — free.

Practice questions, revision notes, formula sheet and AI doubt-solver — built for SNAP Quantitative Aptitude.

An illustration defining a function as a rule mapping an independent variable (x) from a domain (D) to a dependent variable (y) in a range (R), using a simple example like y=f(x).
Super Tutor

Super Tutor has 8+ illustrations like this for Functions alone — flashcards, concept maps, and step-by-step visuals.

See them all

Formula Sheet — Functions

Important formulas and equations from Functions for SNAP Quantitative Aptitude.

Formulas — Functions

Function Basics

y = f(x)
Domain: Set D where f(x) is defined
Range: Set of all possible y values

Even and Odd Functions

Even: f(x) = f(-x)
Odd: f(x) = -f(-x)

Graph Transformations

y = f(x) + c
y = f(x + c)
y = -f(x)
y = f(-x)

Inverse Functions

f⁻¹(f(x)) = x
Domain of f = Range of f⁻¹

Get the complete formula sheet with derivations — continue in Super Tutor

Frequently Asked Questions

What topics are covered in Functions for SNAP?
Functions is an important chapter in SNAP Quantitative Aptitude. It covers key concepts and formulas that are frequently tested in the exam. Key topics include: Introduction to Functions, Methods of Representing Functions, Even and Odd Functions, Inverse Functions.
How important is Functions for SNAP?
Functions is a frequently tested chapter in SNAP Quantitative Aptitude. Questions from this chapter appear regularly in previous year papers. There are 44 practice questions available for this chapter.
How to prepare Functions for SNAP?
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.

For SNAP aspirants

Get the full Functions chapter — for free.

Practice questions, revision notes, formula sheet and AI doubt-solver for SNAP Quantitative Aptitude.