33. The function y = 2 sin(8πx) is graphed in the standard (x,y) coordinate plane below. How many x-intercepts does the graph of this function have on the interval 0 < x < 1 ?

Answer and Explanation

Your Answer is

Correct Answer is C

Explanation

Equivalent to asking between 0~8π, how many points of intersection with the y-axis. There are 4 cycles in total, with 7 in the middle (just as shown in the picture)