lst=[["1/(cos(3*x)+sin(2*x))","x",1],
["1/(cos(3*x)+sin(2*x))^3","x",1],
["1/(cos(3*x)+sin(2*x))^5","x",1],
["1/(cos(3*x)+sin(2*x))^2","x",1],
["1/(cos(3*x)+sin(2*x))^4","x",1],
["1/(cos(3*x)+sin(2*x))^6","x",1],
["1/(cos(5*x)+sin(2*x))","x",1],
["1/(cos(5*x)+sin(2*x))^3","x",1],
["1/(cos(5*x)+sin(2*x))^5","x",1],
["1/(cos(5*x)+sin(2*x))^2","x",1],
["1/(cos(5*x)+sin(2*x))^4","x",1],
["1/(cos(5*x)+sin(2*x))^6","x",1],
["1/(cos(5*x)+sin(4*x))","x",1],
["1/(cos(5*x)+sin(4*x))^3","x",1],
["1/(cos(5*x)+sin(4*x))^5","x",1],
["1/(cos(5*x)+sin(4*x))^2","x",1],
["1/(cos(5*x)+sin(4*x))^4","x",1],
["1/(cos(5*x)+sin(4*x))^6","x",1],
["1/(sin(x)+sin(3*x))","x",1],
["1/(sin(x)+sin(3*x))^3","x",1],
["1/(sin(x)+sin(3*x))^5","x",1],
["1/(sin(x)+sin(3*x))^2","x",1],
["1/(sin(x)+sin(3*x))^4","x",1],
["1/(sin(x)+sin(3*x))^6","x",1],
["1/(sin(x)+sin(5*x))","x",1],
["1/(sin(x)+sin(5*x))^3","x",1],
["1/(sin(x)+sin(5*x))^5","x",1],
["1/(sin(x)+sin(5*x))^2","x",1],
["1/(sin(x)+sin(5*x))^4","x",1],
["1/(sin(x)+sin(5*x))^6","x",1],
["1/(sin(3*x)+sin(5*x))","x",1],
["1/(sin(3*x)+sin(5*x))^3","x",1],
["1/(sin(3*x)+sin(5*x))^5","x",1],
["1/(sin(3*x)+sin(5*x))^2","x",1],
["1/(sin(3*x)+sin(5*x))^4","x",1],
["1/(sin(3*x)+sin(5*x))^6","x",1],
["1/(cos(x)+cos(3*x))","x",1],
["1/(cos(x)+cos(3*x))^3","x",1],
["1/(cos(x)+cos(3*x))^5","x",1],
["1/(cos(x)+cos(3*x))^2","x",1],
["1/(cos(x)+cos(3*x))^4","x",1],
["1/(cos(x)+cos(3*x))^6","x",1],
["1/(cos(x)+cos(5*x))","x",1],
["1/(cos(x)+cos(5*x))^3","x",1],
["1/(cos(x)+cos(5*x))^5","x",1],
["1/(cos(x)+cos(5*x))^2","x",1],
["1/(cos(x)+cos(5*x))^4","x",1],
["1/(cos(x)+cos(5*x))^6","x",1],
["1/(cos(3*x)+cos(5*x))","x",1],
["1/(cos(3*x)+cos(5*x))^3","x",1],
["1/(cos(3*x)+cos(5*x))^5","x",1],
["1/(cos(3*x)+cos(5*x))^2","x",1],
["1/(cos(3*x)+cos(5*x))^4","x",1],
["1/(cos(3*x)+cos(5*x))^6","x",1]]