Given that (-9,-3) is on the graph of f(x) find the corresponding point for the function f(x+1)

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

What is the measure of angle x? answer

If the value of cos330°is√3/2 then find cos 165°.