I don’t often encounter the words “philosophy” and “fun” right next to the term “algebra.” Nowadays, these words don’t seem to fit together comfortably. However, the three terms do appear in the title ...

One or more characters or symbols associated with algebra; for example, A+B=C or A/B. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

For ax 2 + bx + c = 0, (α, β) = [–b ± √(b 2 – 4ac)]/2ac, where α and β are the roots of the equation. Sum of roots = –b/a Product of roots = c/a If roots of a quadratic equation are given, then the ...