A1.15.a

Use function notation, evaluate functions for inputs in their domains, and interpret statements that use function notation in terms of a context. Note: If f is a function and x is an element of its domain, then f(x) denotes the output of f corresponding to the input x.

Khan Academy Resources

Evaluate functionsEvaluate function expressionsEvaluate functions from their graphEvaluate step functionsSolutions of inequalities: algebraicFunction notation word problemsEvaluate inverse functionsSolutions of systems of inequalitiesEvaluate piecewise functionsTesting solutions to inequalities Testing solutions to systems of inequalitiesWorked example: matching an input to a function's output (equation)Worked example: two inputs with the same output (graph)Worked example: evaluating expressions with function notationEvaluating discrete functionsWorked example: matching an input to a function's output (graph)Worked example: evaluating piecewise functionsEvaluating sequences in recursive formFunction notation word problem: beach

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