Question

设y=sin（x^3+2）求dy

Answer 1

dy = 3 * (x^2) * cos(x^3+2) dx

Answer 2

dy=cos(x^3+2) * 3 *(x^2)*dx

Answer 3

dy=3*x^2*cos(x^3+2)dx

Answer 4

3xcos(x^3+2).dx

Answer 5

dy=3x^2 cos(x^3+2) dx