clc
clear
disp('Zhoria Renfus')

a= pi/2;
t= pi/6;

y = (6*sqrt(2)*(sin(2*t)-2)^2 * (3*acos(t)-2) * atan(t)) / (a*(73 - 80*cos(t)^2 + 9*sin(2*t))^(5/2))