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Match graphs of rational functions to their formula
By Khan Academy
Sal matches three graphs of rational functions to three formulas of such functions by considering asymptotes and intercepts.
Interpreting graphs word problems
By Khan Academy
Sal discusses the meaning of the y-intercept of the graph of a function that models the height of a ball.
Interpreting linear graphs word problems
By Khan Academy
Sal finds the slope of a linear relationship between the number of work hours and the money earned. He then interprets what this slope means in that context.
Interpreting linear tables word problems
By Khan Academy
Sal finds the y-intercept and the slope of a linear relationship representing someone climbing a volcano. He then interprets what the y-intercept and the slope mean in that context.
Identifying dependent and independent events
By Khan Academy
Let's get you started with a great explanation of dependent probability using a scenario involving a casino game.
Intuition for grams | Measurement and geometry
By Khan Academy
In this video, we think about what what mass really means. We also examine the masses of real objects in grams and kilograms.