*brain teaser*

a teacher walks into the classroom and says: if only *yesterday* was *tomorrow*, *today* would have been a *saturday*. now on which day did the teacher make this statement?

(a) sunday
(b) monday
(c) thursday
(d) friday
(e) saturday

Polynomial that can be factored as (3x-4)(3x+4)

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?