max scored 71 and 65 on his first two tests what does he have to get on his 3rd to get an average above 77

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

In the rectangle below ac=30 units what is de

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup