The Function Rule 🕵️♂️
A true function is loyal: exactly ONE output for each input. One of these inputs is cheating by pointing to two outputs!
Action: Tap the cheating input
Vertical Line Test 📏
If a vertical line touches a graph in more than one place, it is NOT a function.
Action: Slide to test
{{ s2Intersections.length }} points touched!
Shape Sorter 📈
Linear functions form straight lines (constant rate). Nonlinear functions curve!
Action: Drag to sort
Linear (Straight)
Nonlinear (Curve)
Build the Line 🪜
Linear functions grow by a constant rate. Find the pattern and place the next 2 points!
Action: Tap the grid
y
x
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Master Detective!
You successfully identified and classified linear and nonlinear functions.