海口经济学院疑问急求答案！！！

The Haikou economy academy question worry the demand answer! ! !

youdao

谜语急求答案！

The riddle worry the demand answer!

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好似这是一个可以无限发挥的句子，注视你，关注你，帮助你，告诉你等等求答案，谢谢！

Will you give me the opportunity to look after you for the rest of your life, you need to do your best to do my bride?

youdao

You've got to juggle the two equations, multiply that by 4, multiply that by 3, add and subtract and so on.

同时处理这两个方程,这个两边乘以4,另一个两边乘以3,将两方程相加或相减求出答案

耶鲁公开课 - 基础物理课程节选

But then having found one answer, you can add to it anything that gets killed by the act of taking derivatives.

一旦你算出了一个答案,你就可以往式子里加入任何,在求完导后消失的项

耶鲁公开课 - 基础物理课程节选

Everyone knows from calculus that if you're trying to find a function about which you know only the derivative, you can always add a constant to one person's answer without changing anything.

学过微积分的人都知道,如果你想根据已知的导数,求出其原函数,你总是可以给某人的答案,随便加一个常数,且不影响结果

耶鲁公开课 - 基础物理课程节选