I had been doing a lot of trig homework for a calculus class I was taking in undergrad and this number appears a lot.
大学上微积分课时我做了许多三角学的作业，作业中这个数经常出现。
That means you will have a little bit of trig to do in the integral.
这意味着，在积分的时候会遇到一点小麻烦。
That is actually not a good way to do it, because if I put sufficiently complicated trig functions in there then you might not be able to see that two terms are the same. Take an easy one.
这不是一个很好的办法，因为如果函数足够复杂，你可能就不会看出，这两项是相同的，举个简单例子。
One girl sat next to me in both Trig and Spanish, and she walked with me to the cafeteria for lunch.
有一个女同学上三角和西班牙语这两门课都坐在我的旁边，她还和我一起去自助餐厅吃午饭。
One girl sat next to me in both Trig and Spanish, and she walked with me to the cafeteria for lunch.
有个女孩在三角函数课和西班牙语课上都坐在我旁边，午餐时间她和我一起去自助餐厅。
We will be able to integrate the remaining four trig functions in a couple of sections, but they all require the Substitution Rule.
我们将能够整合在一个两节的其余四个触发功能，但它们都需要换人规则。
The next day, I was surprised that Jessica wasn't her usual gushing self in Trig and Spanish.
第二天的三角函数课和西班牙语课上，我惊讶地发现杰西卡不像往常一样滔滔不绝地自说自话了。
As with logarithms integrating inverse trig functions requires a topic usually taught in Calculus II and so we won't be integrating them in this class.
如同对数反三角函数功能整合需要一个主题通常讲授微积分第二，所以我们不会被他们融入这个类。
As with logarithms integrating inverse trig functions requires a topic usually taught in Calculus II and so we won't be integrating them in this class.
如同对数反三角函数功能整合需要一个主题通常讲授微积分第二，所以我们不会被他们融入这个类。
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