[cheerful upbeat music] ♪ HELLO, FRIENDS, AND WELCOME TO CLASSROOM CONNECTION. I'M MR. R., AND I AM SO GLAD YOU'RE HERE WITH US. THIS IS A SPECIAL PLACE WHERE TEACHERS AND STUDENTS GET TO TALK ABOUT ...
Back in 2019, Po-Shen Loh—an associate professor at Carnegie Mellon University and national coach of the U.S. International Mathematics Olympiad—taught the world a new way of solving quadratic ...
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