The sum of two numbers is 19 . When the second number is subtracted from the first​ number, the difference is 17 . Find the two numbers. What are the two​ numbers?

Express the following as a function of a single angle, cos(60) cos(-20) - sin(60) sin(-20)

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%

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin