Find a regression equation given 12 months data on temperature and sales of a drink. 

Find a regression equation.

Students enter equation and turning point

Shows how to define variables to stop degenerate examples.

Rearranging equations to change the subject

Simplifying algebraic expressions

Simple Linear Equations involving Basic Transposition

No description given

Rules of indices, simplifying indices, equations involving indices

rebelmaths

Find the general solution of $y''+2py'+(p^2-q^2)y=x$ in the form  $Ae^{ax}+Be^{bx}+y_{PI}(x),\;y_{PI}(x)$ a particular integral.

rebelmaths

Find the solution of $\displaystyle x\frac{dy}{dx}+ay=bx^n,\;\;y(1)=c$

rebelmaths

Find the solution of $\displaystyle \frac{dy}{dx}=\frac{1+y^2}{a+bx}$ which satisfies $y(1)=c$

rebelmaths

Solve 4 first order differential equations of two types:$\displaystyle \frac{dy}{dx}=\frac{ax}{y},\;\;\frac{dy}{dx}=\frac{by}{x},\;y(2)=1$ for all 4.

rebelmaths

Using e to solve equations involving the natural log

rearranging the Michelas-Menten equation to make the substrate the subject.

rebelmaths

Rearranging equations by multiplying or dividing: One step

rebelmaths

Simultaneous Equations

rebelmaths

Word Problems leading to simultaneous Linear Equations

rebelmaths

Calculating wages using algebraic equations

rebelmaths

Algebra word problems using area and perimeter.

rebelmaths

Simultaneous Linear Equations

rebelmaths

Simple Linear Equations involving basic transposition

rebelmaths

Simplifying algebraic expressions

rebelmaths

No description given

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

Introduction to logs, Rules of logs, Log equations

rebel

rebelmaths

Linear equations, simultaneous linear equations in two variables

rebel

rebelmaths

Transposition of formulae. Changing the subject of an equation. 

rebel rebelmaths

Straightforward solving linear equations question.

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

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