50000 glow in the dark rings were sold at the first boogaloo bandshee band concert. Every time the band gave a concert, the total numbers of nose rings sold doubled. They gave 4 concerts on their tour. How many nose rings did they sell at the 4th concerts?

Arectangle has an area of 54 square feet. if the length is 3 feet more than the width, find the dimensions of the rectangle.

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

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.