All Categories (1-5 of 5)

1. 2011-W_Wood-Squigonometry

   07 Apr 2023 | Teaching Materials | Contributor(s):

   By W Wood

   NA

   The differential equations used to define a unit circle, namely x’(t) = - y(t), y’(t) = x(t), x(0) = 1, y(0) = 0are generalized to produce interesting functions which satisfy trig like identities.

   https://qubeshub.org/publications/4060/?v=1

2. 2011-W_Wood-Squigonometry

   08 Apr 2023 | Teaching Materials | Contributor(s):

   By W Wood

   NA

   The differential equations used to define a unit circle, namely x’(t) = - y(t), y’(t) = (t), x(0) = 1, y(0) = 0are generalized to produce interesting functions which satisfy trig like identities.

   https://qubeshub.org/publications/4068/?v=1

3. 8-002-TrigSumRepresentation-TechniqueNarrative

   28 May 2022 | Teaching Materials | Contributor(s):

   By Brian Winkel

   SIMIODE - Systemic Initiative for Modeling Investigations and Opportunities with Differential Equations

   Students discover how to represent functions as sums of trigonometric functions and the value of such representations in many fields. This is an introduction to the study of Fourier Series.

   https://qubeshub.org/publications/3338/?v=1

4. Circle Train Math Modeling Task

   12 Jun 2018 | Teaching Materials | Contributor(s):

   By Maria Luteman Hernandez

   The NC School of Science and Mathematics

   This math modeling task is appropriate for high school Precalculus students. The students use their knowledge of transformations of trigonometric functions to create models for horizontal and...

   https://qubeshub.org/publications/644/?v=1

5. Estimating Tree Heights: Right Triangle Trigonometry

   15 Feb 2019 | Teaching Materials | Contributor(s):

   By Lou Gross¹, Monica Beals¹, Susan Harrell¹

   University of Tennessee Knoxville

   This module introduces basic trigonometry calculations in the context of understanding tree height calculations. It is intended for an introductory biology audience.

   https://qubeshub.org/publications/1060/?v=1