Sea A={1,2,3,4}, los elementos de la relación R={(x, y)/x, y ∈ A y x divide a y} son

Segment ab is shown on the graph. which shows how to find the x-coordinate of the point that will divide ab into a 2: 3 ratio using the formula

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!