Write an exponential function represented by the table below

If 90° < θ < 180° and cotθ = -1/3, then cscθ =

Y=4x^2+x-1 solve using quadratic 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.