(Sqrt( cos( x))* cos( 75* x)+ sqrt( ABS( X))- 0.7)* (4- X* X)^ 0.2, sqrt( 9- x^ 2), ‑sqrt( 9- x^ 2). Sqrt(cos(x)) *cos(300*x) +sqrt(ABS(X)) - 0.7) *(4-X*X) ^0.0 1sqrt(6-x^2)-sqrt(6-x^2). Sqrt(cos(x))*cos(300x)+sqrt(ABS(X))-0.7)*(4-X*X)^0.01sqrt(6-x^2). (Sqrt(cos(x))*cos(400*x)+sqrt(ABS(X))-0.4)*(4-X*X)^0.1.