Use the function on the coordinate plane below

What is the multiplicative rate of change of the exponential function shown on the graph?

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.

If np3 /nc2 = 6, find the value of n