Treat a function as an input-output rule
Function notation tells you which input to use. It does not mean multiply f by x.
6 guided questions, then 10 independent · FunctionsRead functions and graphs
Inputs, slope and intercepts
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Read slope and intercept in context
A graph is another form of a relationship. The slope is change per unit; the intercept is the starting value.
6 guided questions, then 10 independent · InterpretationFocused drills
Finish the lesson first, then use a fresh set to check that you can apply it independently.