Find US, find MN, find YZ

Graph g(x)=2cosx . use 3.14 for π . use the sine tool to graph the function. graph the function by plotting two points. the first point must be on the midline and closest to the origin. the second point must be a maximum or minimum value on the graph closest to the first point.

Is the number 128.439 a rational number

Is the ordered pair (-10, 7) a solution to the equation y = 17 – x? yes or no