Below is the graph of a trigonometric function. It has a minimum point at (-5.4, 1.25) and a maximum point at (7.4, 6.75).

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.

Which polygon is she in the process of constructing ?

Select the correct answer. which exponential function has an x-intercept? oa. (x) - 100x-5-1 ob. (x) = 3x4+2 oc. kx) = 7x-1 + 1 od. 1(x) =-3x+1 - 3