Afunction f^-1 (x) contain the points (-2,3), (0,-1), (2,2), and (4,6). give the points known to be in the function of f(x).

This is so hard and it’s for a test

What are the solutions of the following system? y=-2x^2 y=x-2

Amotorboat maintained a constant speed of 12 miles per hour relative to the water in going 45 miles upstream and then returning. the total time for the trip was 8.0 hours. use this information to find the speed of the current.