A. let a = {a, b, c} b = {b, d} c = {e, f, c} u = {a, b, c, d, e, f, g, h} find | (a ∩ ' ) ∪ b | =

** there is suppose to be a dash above the c**

b. shade the region or regions representing the following set. (a ∪ ’ ) ∩b

**there is suppose to be a dash above the c**

Find x to the nearest hundredth place

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.

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =