Engineering↗
Even and Odd Functions
Two symmetry conditions, how to test for them in one substitution, and why most functions are neither.
Every page in the KEVOS library tagged graphs. 3 pages.
Two symmetry conditions, how to test for them in one substitution, and why most functions are neither.
Degree, leading coefficient and what they determine, the family of power functions y = xn, and how the special cases fit together.
Four algebraic tests that reveal a curve's symmetry before any points are plotted, and how each one halves the work of sketching.