Recognizing linear functions (video) | Khan Academy
Learn to recognize if a function is linear. Created by Sal Khan and Monterey Institute for Technology and Education.
Linear & nonlinear functions: table (video) | Khan Academy
Learn to determine if a table of values represents a linear function. Created by Sal Khan.
Linear equations and functions | 8th grade math | Khan Academy
When distances, prices, or any other quantity in our world changes at a constant rate, we can use linear functions to model them. Let's learn how different representations, including graphs and …
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Polynomial and other nonlinear graphs | Lesson - Khan Academy
What are polynomial and other nonlinear graphs? In a polynomial function, the output of the function is based on a polynomial expression in which the input is raised to the second power …
Linear & nonlinear functions: word problem - Khan Academy
Learn to determine if the relationship described in a word problem is a function.
Interpreting graphs of functions (practice) | Khan Academy
On the drive back home, Sean got stuck in slow-moving traffic for 2 hours, then stopped to have dinner, and finally got home at 9: 30 p.m. The graph below shows Sean's distance, d , from his …
Linear & nonlinear functions (practice) | Khan Academy
Determine if a relationship is linear or nonlinear.
Linear equations, functions, & graphs | Khan Academy
This topic covers: - Intercepts of linear equations/functions - Slope of linear equations/functions - Slope-intercept, point-slope, & standard forms - Graphing linear equations/functions - Writing …
Linear equations and functions | Khan Academy
Linear equations like y = 2x + 7 are called "linear" because they make a straight line when we graph them. These tutorials introduce you to linear relationships, their graphs, and functions.