5 3 + -3 -2 -1 1 2 3 4 10 6 7 8 9 10 11 12 13 The curve above is the graph of a sinusoidal function. It goes through the points (-13, 0) and (1, 0). Fi sinusoidal function that matches the given graph. If needed, you can enter =3.1416... as 'pi' in your ans otherwise use at least 3 decimal digits. 15-14-13-12-11 -10 -9 -8 -7 -6