What do you think the graph of \(y = \cos 2x^\circ\) would look like? amplitude = 1, so the distance between the maximum and minimum values is 2 number of waves = 2 (period is 360˚ ÷ 2 = 180 ...

This applet shows how the graphs of sin(θ) and cos(θ) follow directly from the definition of these functions. Move the slider to change the angle. Observe that after the point moves once around the ...

Many students think they've solved a trig equation when they get one answer ... Let's remind ourselves of what the sine graph looks like so that we can see how many solutions we should be ...

Unlike the JavaScript version of the CSS trigonometric functions, the CSS functions accept both angles and radians for the argument. Perhaps the nicest thing about having this functionality in CSS ...

You can also plot graphs for trigonometric equations (equations ... and even plot graphs for various kinds of functions like modulus, absolute values, and the greatest integer function.

standard functions and their graphs, limits, continuity, tangents, derivatives, the definite integral, and the fundamental theorem of calculus. Formulas for differentiation are developed and include ...

High school students Calcea Johnson and Ne'Kiya Jackson did something in 2023 that most mathematicians had thought impossible ...

Graphs are everywhere. In discrete mathematics, they are structures that show the connections between points, much like a ...

Charlie Stripp and Carol Knights suggest ways in which the curriculum and assessment of secondary mathematics might be ...

Louisiana students amazed the math community by proving the Pythagorean theorem using trigonometry, a feat considered ...

Scientific calculators were invaluable to most of us through high school and college, freeing us from the yoke of using tables to calculate logarithms and trigonometric functions. Once out in the ...