let a = {1,2,3} and b = {2,3,4}. determine the following:
(a) (a x b) ∩ (b x a)

(b) (a ∩ b) x (b ∩ a)

Simply 8x squared + 5(7x squared- x) - 2x =

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Adesigner charges a one time fee of $200 plus $40 an hour for each project. write an expression to represent how much money the designer will make for a project