(Sqrt(cos(x))*cos(400*x)+sqrt(ABS(X))-0.4)*(4-X*X)^0.1. (Sqrt(cos(x))*cos(75*x)+sqrt(ABS(X)). (Sqrt(cos(x))*cos(200x)+sqrt(ABS(X))-0.7)*(4-X*X)^0.01, sqrt(9-x^2), -sqrt(9-x^2) from -4.5 to 4.5. Sqrt(cos(x))cos(200 x)+sqrt(ABS(X))-0.7)(4-X*X)^0.01,sqrt(9-x^2) from-4.6 to 4.5.
