Which of the following is CORRECT about equations and variables.
选项:
A: If you clearly know the meaning of a variable, it’s OK that it is not defined.
B: It’s OK if the papers are full of equations and variables.
C: Usually the equations and the symbols only serve as shorthand forPresentation.
D: You can write the equations in the form you like randomly.
发布时间:2024-06-20 16:39:52