Here's the question you clicked on:
Bladerunner1122
Let R be the region bounded by the graphs of y=cos((pi x)/2) and y=x^2-(26/5)x+1. The vertical line x=k splits the region R into two equal parts. Write, but do not solve, an equation involving integrals that solves for k. http://goo.gl/vSltp
Never mind, just found how to do it.