Search for tag: "input"

Finding the maximum or minimum of a quadratic function

This shows how to decide whether you are seeking a maximum or minimum value for a quadratic function and then how to find the vertex of i ts parabola to deternine the x-value that locates the min…

From  Tom Grant 11 plays 0  

Domain and range from the graph of a continuous function

Shows how to write the domain and range of a graph of an unbroken function with a starting point and an ending point.

From  Tom Grant 504 plays 0  

Finding an output of a function from its graph

Simply demonstrates how to interpret function notation to understand what is being asked. In the example, the input is shown using function notatiion and the question asks for the function value or…

From  Tom Grant 23 plays 0  

Finding inputs and outputs of a two-step function that models a real-world situation: Function notation

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 be saved to buy something. …

From  Tom Grant 27 plays 0  

Variable expressions as inputs of functions: Problem type 1

Shows how to input an expression in place of the orignial variable input, and then simplify.

From  Tom Grant 23 plays 0  

Evaluating functions: Linear and quadratic or cubic

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.

From  Tom Grant 97 plays 0  

Table for a linear function

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 notation means and how to work with…

From  Tom Grant 13 plays 0  

Identifying functions from relations

Discussion of what relations and functions are and then some exapmles of how to indentify if a particular relation is more specifically a function.

From  Tom Grant 23 plays 0  

Interpreting the parameters of a linear function that models a real-world situation

Describes what the values in a linear relationship mean in a real situation.

From  Tom Grant 7 plays 0  

Writing an equation and drawing its graph to model a real-world situation: Advanced

Shows how to interpret a situatioin and create an equation that creates a mathematical connection between two variables. Then by substituting a couple of input values, we can determine the outputs…

From  Tom Grant 72 plays 0