Algebra

What is an Algebraic Expression? An algebraic expression is a collection of terms - numbers, letters (variables) and operations - combined together, with no…

What is an Equation? An equation contains an equals sign and states that two expressions have the same value. Solving an equation means finding the value (or…

What is a Sequence? A sequence is an ordered list of numbers, each called a term , that follows a rule. Term-to-term rule: describes how to get from one term to…

What is a Function? A function is a rule connecting an input to an output , where each input produces exactly one output. A function machine is a diagram…

Linear Functions in Words and Symbols A linear function can be written explicitly, y = mx + c (where m is the gradient and c is the y-intercept), or implicitly,…