MATLAB | definition of definite integral variable demand

c=10^(-3)/2/pi/650;
t1=0;
t2=0.034/c;
syms x;
Q=double(int(1/c*sqrt(x*x+c*c),0.022,0.056));
S=double(int(sqrt((0.022+c*x)^2+c*c),t1,t2));
Q/1.3/60
S/1.3/60
w=1.3/sqrt(0.05*0.05+c*c)
alph=c*w^4*0.05/1.3/1.3

Console is shown below