Line segment ab has endpoints a(7.5, 4.2) and b(2.3, 5.4). find the coordinates of the point that divides the line segment directed from a to b in the ratio of 1: 3.

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.

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?