Thousands of students every year make this common mistake involving time when answering speed/distance/time questions. Rob will show you how to get your questions correct everytime.

Calculating average speed from a D/t graph part 1

Calculating average speed from a D/t graph part 2

Calculating acceleration from a V/t graph part 1

Calculating acceleration from a V/t graph part 2

Calculating the deceleration from a V/t graph

Calculating total distance travelled from a V/t graph

Estimating distance travelled under a curved V/t graph

Introduction to Algebra

Simplifying Expressions

Simplifying Powers

Multiplying Out Brackets

Multiplying Out Double and Triple Brackets

Factorising into Single Brackets

Substituting Numbers into Formula

Rearranging Formula

Rearranging Formula when the Subject Appears Twice (Higher Only)

Sequences

Finding the nth Term of a Quadratic Sequence (Higher Only)

Solving Equations

Solving Equations Using Number Machines

Forming and Solving Linear Equations

Inequalities

Solving Inequalities

Direct Proportion

Inverse Proportion

Straight Line Graphs

Finding Gradients and Equations of Lines between 2 Points

Formula 1 Distance/time, Velocity/time Graphs

Graphs of Inequalities (Higher Only)

Factorising Quadratics

Completing the Square (Higher Only)

Solving Quadratic Equations (Higher Only)

Forming and Solving Quadratic Equations (Higher only)

Quadratic Graphs (Higher Only)

Further Graphs

Solving Equations Using Graphs (Higher Only)

Simultaneous Equations

Simplifying Algebraic Fractions (Higher Only)

Solving Equations Containing Algebraic Fractions (Higher Only)

Transformations of Graphs (Higher Only)

Transformations of Trigonometric Graphs (Higher Only)

Trigonometric Graphs and Exact Values