Find the amplitude of the function y = 3/2 cos(3x) + 1.
A) 3/2 B) 3
C) 1/3
D) 1

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