Mathematics · Grades 5–13 · Exams · A-Levels

Maths explained simply — All exam topics, explained simply.

The topics that come up in every maths exam — compact explanations with example problems, step-by-step solutions, and an AI tutor. New topics added regularly.

Popular maths topics

All maths topics explained simply — from grade 5 to A-Level.

Short explanations, vetted by real maths teachers. Click in, understand in 5 minutes.

Analysis

The derivative of -function.

The derivative of the -function is a frequently covered topic in school. This article will teach you how to derive the -function.

5 min readRead article
Analysis

How to integrate products?

Integrating products is often feared, but this article will help you master integration by parts easily and confidently!

6 min readRead article
Geometrie

How to calculate the circumference of a circle?

The circumference of a circle is often needed in school and worries many students. In this article, you’ll learn how to calculate the circumference easily.

4 min readRead article
Analysis

The first derivative explained simply

Often feared but important in school: learn here how to understand and confidently calculate the instantaneous rate of change!

5 min readRead article
Analysis

Extrema explained simply

Extrema are often required in school and seem complicated. Read this article and learn how to calculate them with confidence!

5 min readRead article
Analysis

The second derivative and curvature behavior

Often feared but important in school: find out here how to confidently determine curvature behavior using the second derivative!

6 min readRead article
Analysis

Inflection points explained simply

Inflection points are often required in school and seem complicated. Read this article and learn how to confidently identify inflection points!

5 min readRead article
Analysis

The chain rule in differentiation explained simply

The chain rule in differentiation often causes confusion in school. Here you’ll easily learn how to differentiate any composite function!

5 min readRead article
Analysis

The product rule in differentiation explained simply

The product rule in differentiation is often needed in school and can seem complicated. Here you’ll learn how to differentiate products easily!

5 min readRead article
Analysis

The quotient rule in differentiation explained simply

Differentiating fractions often causes trouble in school. Don’t worry - this article will help you master the quotient rule with ease!

5 min readRead article
Algebra

The quadratic formula explained simply

Often feared but frequently needed: in this article, you’ll learn the quadratic formula in a simple and clear way - and master it with confidence!

4 min readRead article
Algebra

Binomial formulas explained simply

According to our analysis of past Abitur exams, the binomial formulas appear about 15 times per exam.

5 min readRead article
Geometrie

Calculating volume – A simple guide

In recent exams, the topic of volume calculation appeared 12 times, based on our analysis of past Abitur exams.

5 min readRead article
Geometrie

Calculating volume – Basics and applications

With this article, you’ll master volume calculation. The following topics appeared 11 times in recent Abitur exams:

6 min readRead article
Algebra

Linear functions: Basics and applications

This article will help you master linear functions. They appeared 21 times in the last Abitur exam:

5 min readRead article
Algebra

Quadratic functions

This article will help you master quadratic functions. The following topics appeared 21 times in recent Abitur exams:

6 min readRead article
Stochastik

Binomial distribution

This article will help you master the binomial distribution. The following topics appeared 37 times in recent Abitur exams:

7 min readRead article
Algebra

Systems of linear equations: Effective methods for solving equations

This article will teach you how to solve systems of linear equations. The following topics appeared 8 times in recent Abitur exams:

6 min readRead article
Analysis

Exponential functions

This article will help you master exponential functions. The following topics appeared 24 times in recent Abitur exams:

6 min readRead article
Algebra

Adding and subtracting fractions

This article will help you master adding and subtracting fractions. The following topics appeared 37 times in recent Abitur exams:

5 min readRead article
Trigonometrie

Cosine function

This article will help you master the cosine function. The following topics appeared 16 times in recent Abitur exams:

5 min readRead article
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