This article was originally published in Chalkbeat. During Gayathri Ramkumar’s favorite lesson — a sort of mathematical guessing game — she’ll hear her students asking their partners things like, “Can ...

👉 Learn how to find all the zeros of a polynomial that cannot be easily factored. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the ...