Polynomials
Where polynomials show up in real life
3 live exhibits. Each one already works. Change a number and see what happens.
Open as board Play with these together. Solving one grows related exhibits.
PolynomialsWhy a distortion pedal changes the sound: polynomials make harmonics
Push a pure note through a curve like x − x³/3 and new notes appear. The cube is where the extra harmonics come from.
PolynomialsIs this investment worth it? The rate of return is a polynomial’s root
Money today and money later add up to a polynomial. The rate that makes it zero is the investment’s internal rate of return.
Calculus (intro)The biggest box from a sheet of cardboard: optimization
Cut a square from each corner and fold up the sides. Too small a cut makes a flat tray, too big a skinny tower. The derivative finds the best cut.