If a(x) = 2x - 4 and b(x) = x + 2, which of the following expressions produce a quadradic function? (ab)(x)
(a/b)(x)
(a - b)(x)
(a + b)(x)

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

Find the solution of each of the following.

Select the correct answer from each drop-down menu. the length of a rectangle is 5 inches more than its width. the area of the rectangle is 50 square inches. the quadratic equation that represents this situation is the length of the rectangle is inches.