[Short Story] Pausing before 'swapping x and y' in inverse functions. Explanations from 14 teachers fell into three types based on how they handled that step.

The moment I write on the board in an inverse function lesson, 'Solve for x, then swap x and y,' some students in the ...
Hosted on MSN

Inverse trigonometric functions explained: Solve for unknown angles in right triangles

Learn how to solve for unknown angles in right triangles using inverse trigonometric functions! This step-by-step trigonometry lesson covers labeling triangle sides, using sine and cosine ratios, ...