Differential equations.

rebelmaths

Differential equations.

rebelmaths

Shows how to define variables to stop degenerate examples.

A caravan pulled along by a car. Question uses SUVAT equations and $F=ma$.

Solving a system of three linear equations in 3 unknowns using Gauss Elimination in 4 stages. Solutions are all integral.

Straightforward solving linear equations question.

Adapted from 'Simultaneous equations by elimination 1 with parts' by Joshua Boddy.

Selection of Quadratic Equations to Solve

Selection of Quadratic Equations to Solve

Solve $\displaystyle{ax ^ 2 + bx + c=0}$ by factorisation. 

No description given

Straightforward solving linear equations question.

Adapted from 'Simultaneous equations by substitution 3 with parts' by Joshua Boddy.

Straightforward solving linear equations question

A simultaneous equations question with integers only

This exercise will help you rearrange a linear equation to find the value of a given variable

This exercise will help you rearrange a linear equation to find the value of a given variable

Shows how to define variables to stop degenerate examples.

Solve for $x$ and $y$:  \[ \begin{eqnarray} a_1x+b_1y&=&c_1\\   a_2x+b_2y&=&c_2 \end{eqnarray} \]

The included video describes a more direct method of solving when, for example, one of the equations gives a variable directly in terms of the other variable.

Shows how to define variables to stop degenerate examples.

A simultaneous equations question with integers only

Solving quadratic equations using the formula

Selection of Quadratic Equations to Solve

Selection of Quadratic Equations to Solve

Finding equation of a straight line graph and a parallel line through a given point.

This exercise will help you solve equations of type ax-b = c.

Solving linear equations to find the value of x.

Basic solving of linear equations.

Solve a first order algebraic equation

Students enter equation and turning point

Students enter equation and turning point

Simple trig equations with radians