Can 1/2x + 2/3y + 3/4 be simplified further?
Explain why or why not.

Find the solutions for a triangle with a =16, c =12, and b = 63º

What is the value of the discriminant, b2 ? 4ac, for the quadratic equation 0 = x2 ? 4x + 5, and what does it mean about the number of real solutions the equation has?

Which shaded region is the solution to the system of inequalities? y y[tex]\geq[/tex]-x+1