clc
clear

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

numerator = 6*sqrt(2)*(asin(2*t)-2)^2 *(3*acos(t)-2)*tan(t);

denominator = a*sqrt(73-80*cos(t)^2+9*sin(2*t));

y = numerator/denominator;

disp(y);