y = sin(x^2 + cos(3x)) + cos(x^3 - sin(2x)) + tan(sin(x) + cos(x^2)) / (1 + x^2) + sin(5x + cos(x^2 + sin(3x))) + cos(4x - sin(x^2 - cos(2x))) + (sin(x)^3 + cos(x)^3)/(1 + sin(x^2)) + sin(x cos(x sin(x cos(x)))) + cos(x sin(x cos(x sin(x)))) + sin(10/(x^2+1)) + cos(7/(x^2+1)) + sin(x^2)*cos(x^3) + tan(sin(x^2 + cos(x^2)))/(1+x^4) + sin(x + sin(x + sin(x + sin(x)))) + cos(x + cos(x + cos(x + cos(x)))) + sin(3x)*cos(5x)*tan(2x)/(1+x^2) + sqrt(abs(sin(x^3)*cos(x^2))) + sin(x^2 + y^2)/(1 + x^2 + y^2)