5x^2-23x+12
this is the question im stuck on

Which graph corresponds to the function f(x) = x2 + 4x – 1?

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain