I caused a bit of mischief today, and was going to get yellow. But that didn't last when I accidentally went to the wrong classroom. Now the strict teacher there gave me a red file. Mommy is not going to be happy with me
Well, someone got them wrong, and if it was the teacher, well...
- The quadratic equation should be ax² + bx + c = 0, not ax + bx + cx = 0. The discriminant Δ is correct though. - The circumference of a circle should be C = 2πr, not C = πr² (that's its area A).
Well, someone got them wrong, and if it was the teacher, well... - The quadratic equation should be