Assume the graph of a function of the form y = acos(k(x - b)) is given below. Which of the following are possible values for a, k, and b?

The vector matrix [2/7] is dilated by a favor of 1.5 and then reflected across the x axis. if the resulting matrix is [a/b] then a= and b=

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?