What is a linear system of equation? And how do you solve a linear system of equation? We will answer both of these questions and give you some exercises to practice on.
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There are many different centres of a triangle. Learn about four of the main centres of a triangle: the centroid, circumcentre, orthocentre and incentre of a triangle. Practice finding these four centres.
What are first differences? When given a function or a table of values representing a function, looking at the first difference can help you determine what kind of relationships there is between the variables and hence what function the points represent.
Learn what a linear relation is and how to distinguish a linear relationships from another relationship.