Standard(s): - F.LE.A.1: Distinguish between situations that can be modeled with linear functions and with exponential functions.
- F.LE.A.1.A: Prove that linear functions grow by equal differences over equal intervals, and that exponential functions grow by equal factors over equal intervals.
- F.LE.A.1.B: Recognize situations in which one quantity changes at a constant rate per unit interval relative to another.
Essential Question: - When does a function best model a situation?
Learning Target: - I can define a direct variation equation. (Knowledge)
- I can identify a direct variation from an equation or a graph. (Comprehension)
- I can graph a direct variation equation. (Synthesize)
- I can write an equation for a proportional relationship. (Synthesize)
- I can write an equation for a non-proportional linear relationship. (Synthesize)
Warm-Up:Notes: Click on the image below for the PDF of the notes 3.4 Direct Variation Video:Click below for the Classroom Lesson - 3.4 Direct Variation Watch this video on Direct Variation Watch this video on Direct Variation Activities:Click on the image below for an activity - Direct Variation Practice with Geogebra.Click on the image below for an activity - IXL Practice Assessment/Homework:pg. 183 10-32 even |