OVERVIEW
Higher: Students will learn how to solve quadratic and simultaneous equations. Solve linear and quadratic inequalities and complete the square.
Higher: Students will learn how to solve quadratic and simultaneous equations. Solve linear and quadratic inequalities and complete the square.
quadratic
solution
root
linear
solve
simultaneous
inequality
completing the square
factorise
rearrange
surd
function
solve
circle
sets
union
intersection
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The idea of representing the unknown with a symbol and then working to solve the meaning of the symbol. The word comes from the Arabic al-jebr meaning “reunion of broken parts”. The history of algebra began in ancient Egypt and Babylon, and was refined in medieval times by Islamic scholars to something very similar to what we use today.