# IB Maths HL Videos – **Functions & Equations**

## Choose your Key Concept below:

### Functions (Domain & Range, Composite, Inverse)

### Functions (Transformations)

### Factorising Quadratics

### Completing the Square (Quadratics)

### Discriminant Test (Quadratics)

### Rational Functions (Asymptotes & Sketching)

### Exponential & Logarithmic Functions

### Sketching Functions with a Calculator

### Polynomial Theorems (Remainder, Factor, Division)

### Sum & Product of Roots

## Functions (Domain & Range, Composite, Inverse)

This video explores the Domain & Range of Functions, as well as their Composite and Inverse. These are key concepts in IB Maths HL Topic 2: Functions and Equations. These type of questions are often found in IB Maths HL exam papers, usually in Paper 1. This video is accompanied by two IB exam style question to further practice your knowledge.

To practice IB Exam Style Questions in this topic, visit the Maths HL Questionbank

# Example Question 1

IB Maths SL/HL Exam Question – Functions (Domain & Range, Composite, Inverse)

# Example Question 2

IB Maths HL Exam Question – Functions (Domain & Range, Composite, Inverse)

## Functions (Transformations)

This video explores the transformations of Functions. This is a key concept in IB Maths HL Topic 2: Functions and Equations. Functions questions are frequently found in IB Maths HL exam papers, often in Paper 1. This video is accompanied by two IB exam style question to further practice your knowledge.

To practice IB Exam Style Questions in this topic, visit the Maths HL Questionbank

# Example Question 1

IB Maths SL/HL Exam Question – Functions (Transformations)

# Example Question 2

IB Maths HL Exam Question – Functions (Transformations)

## Factorising Quadratics

This video covers how to factorise different types of Quadratic functions. This is a fundamental basic concept in IB Maths HL Topic 2: Functions and Equations. Questions involving factorising Quadratics are found in IB Maths HL exam papers, often in Paper 1. This video is accompanied by an exam style question to further practice your knowledge.

To practice IB Exam Style Questions in this topic, visit the Maths HL Questionbank

# Example Question

IB Maths SL/HL Exam Question – Factorising Quadratics

## Completing the Square (Quadratics)

This video explores how to Complete the Square for Quadratic functions. This is a fundamental concept in IB Maths HL Topic 2: Functions and Equations. Questions that require completing the square on a quadratic are found in IB Maths HL exam papers, often in Paper 1. This video is accompanied by two IB exam style question to further practice your knowledge.

To practice IB Exam Style Questions in this topic, visit the Maths HL Questionbank

# Example Question 1

IB Maths SL/HL Exam Question – Completing the Square (Quadratics)

# Example Question 2

IB Maths HL Exam Question – Completing the Square (Quadratics)

## Discriminant Test (Quadratics)

This video covers the Discriminant Test, an important concept when working with Quadratic functions. Questions involving applying the Discriminant Test are sometimes found in IB Maths HL exam papers, most commonly in Paper 1. This video is accompanied by two IB exam style question to further practice your knowledge.

To practice IB Exam Style Questions in this topic, visit the Maths HL Questionbank

# Example Question 1

IB Maths SL/HL Exam Question – Discriminant Test (Quadratics)

# Example Question 2

IB Maths SL/HL Exam Question – Discriminant Test (Quadratics)

## Rational Functions (Asymptotes & Sketching)

This video looks at the asymptotes of rational functions. This a key concept in IB Maths HL Topic 2: Functions and Equations. Rational functions questions are frequently found in IB Maths HL exam papers, often in Paper 1. This video is accompanied by an exam style question to further practice your knowledge.

To practice IB Exam Style Questions in this topic, visit the Maths HL Questionbank

# Example Question 1

IB Maths SL/HL Exam Question – Rational Functions (Asymptotes & Sketching)

# Example Question 2

IB Maths HL Exam Question – Rational Functions (Asymptotes & Sketching)

## Exponential & Logarithmic Functions

This video explores Exponential & Logarithmic Functions, two key concepts in IB Maths HL Topic 2: Functions and Equations. Exponential & Logarithmic Functions questions are frequently found in IB Maths HL exam papers, often in Paper 2. This video is accompanied by two IB exam style question to further practice your knowledge.

To practice IB Exam Style Questions in this topic, visit the Maths HL Questionbank

# Example Question 1

IB Maths SL/HL Exam Question – Exponential & Logarithmic Functions

# Example Question 2

IB Maths HL Exam Question – Exponential & Logarithmic Functions

## Sketching Functions with a Calculator

This video covers how to sketch different types of functions with your Graphics Calculator. This is useful for questions found in IB Maths HL Topic 2: Functions and Equations. This video is accompanied by two IB exam style questions to further practice your knowledge.

To practice IB Exam Style Questions in this topic, visit the Maths HL Questionbank

# Example Question 1

IB Maths SL/HL Exam Question – Sketching Functions with a Calculator

# Example Question 2

IB Maths HL Exam Question – Sketching Functions with a Calculator

## Polynomial Theorems (Remainder, Factor, Division)

This video explores Polynomial Theorems (Remainder, Factor, Division), key concepts in IB Maths HL Topic 2: Functions and Equations. Polynomial Theorem questions are frequently found in IB Maths HL exam papers, often in Paper 1. This video is accompanied by commonly found IB Maths HL exam style questions to further practice your knowledge.

To practice IB Exam Style Questions in this topic, visit the Maths HL Questionbank

# Example Question

IB Maths HL Exam Question – Polynomial Theorems (Remainder, Factor, Division)

## Sum & Product of Roots

This video explores Sum & Product of Roots, a key concept in IB Maths HL Topic 2: Functions and Equations. Sum & Product of Roots questions are frequently found in IB Maths HL exam papers, often in Paper 1. This video is accompanied by commonly found IB Maths HL exam style questions to further practice your knowledge.

To practice IB Exam Style Questions in this topic, visit the Maths HL Questionbank

# Example Question

IB Maths HL Exam Question – Sum & Product of Roots