In this math tutorial, we compare and contrast four different transformations for the absolute value function. We'll look at ...

Focusing on the thinking that a lab-class prompt invites – rather than the answer it elicits – allows instructors to create learning experiences that are both rigorous and inclusive ...

The more we think about math instruction, the more we see math in nearly every moment of every day. We want students to see the many ways that math can show up in their lives, especially beyond their ...

👉 Learn how to graph a cotangent function. To graph a cotangent function, we first determine the period (the distance/time for a complete oscillation), the phase shift (the horizontal shift from the ...

Last December, several members of a national organization for math education leaders came together to issue a warning. A growing movement in the field, they claimed, was calling on schools to adopt an ...

The big fund-raising round was the latest sign of investor fervor for artificial intelligence companies despite concerns that the boom is overheated. By Michael J. de la Merced For much of the past ...

Gov. Mike Kehoe wants to redraw the Missouri congressional maps to "put Missouri values first." ("Editorial: Kehoe, GOP are about to undermine Missouri’s democracy. Don’t call it ‘values.’" Sept. 3.) ...