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Speaks to the meaning of f(x), i.e. function notation. Then demnstrates how to get the value of two different functons given the input value.
Evaluating functions: Linear and quadratic or…
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Describes a situation that can be written as a function of the number of weeks a certain amount it saved and the resulting functional value is the amount still needed to…
Finding inputs and outputs of a two-step function…
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Discussion of what relations and functions are and then some exapmles of how to indentify if a particular relation is more specifically a function.
Identifying functions from relations
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Describes what the values in a linear relationship mean in a real situation.
Interpreting the parameters of a linear function…
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Describes how to find output values for a function given a list of iinput values and a table to complete a set of ordered pair values. Also mentions what function…
Table for a linear function
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Shows how to input an expression in place of the orignial variable input, and then simplify.
Variable expressions as inputs of functions:…
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This demonstrates why and how to use vertical lines to test whether a graph of any relation is a function or not.
Vertical Line Test
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