And there's this funky square root down here.

这里有一个奇怪的平方根。

Hey, Lily, what's the square root of this potato?

莉莉 土豆的平方根是几？

And compute over 10,000 calculations by cosine, square root and lately Analytic Geometry.

还要完成上万笔计算处理余弦，平方根，最近还用起了解析几何。

Square root rooms, like room radical 2, and room pi, where the guests expect free dessert.

平方根的，像为根2的，和为圆周率的，这些乘客期待免费的点。

It turns out, that orbit is the square root of 27 times just a handful of fundamental constants.

结果是，轨道是27倍于少基的平方根。

They're just easy confusions to stumble into when you're attacking things with an army of square roots.

当你用一堆平方根的来解决问题时，很容易陷入一片混乱。

You will have arithmetic, that's fractions, percent, square root signs, all of that good stuff relating to numbers.

它会考算术，就是分、百分、平方根符，所有与字有关的东西。

For example, for a long time, there was no such thing as taking the square root of negative numbers.

例如，长期以来，负是不能取平方根的。

So poetic and understandable, you still had to multiply by the square root of n.

如此富有诗意且易于理解，您仍然必须乘以 n 的平方根。

My teacher was priming us for the concepts with some questions about square roots.

我的老师用一些关于平方根的问题来引导我们了解这些概念。

What about the square root of negative one?

负一的平方根呢？

Then you could hit the square root button once or twice to get 2.

然后你可以点击平方根按钮一次或两次得到 2。

So you add 7 to get to 9, then take the square root again.

所以你加 7 得到 9，然后再次取平方根。

The square root of 9 is 3. How many times does 3 go into 9?

9 的平方根是 3。3 进 9 多少次？

" Square root" , finding out how many times the number goes into itself.

“平方根” ，找出字进入自身的次。

It's adjacent over hypotenuse. And that's square root of 3 over 2.

它在斜边上相邻。那是 3 除 2 的平方根。

And one cried, " Can you show me how to extract this square root" ?

！ 有人喊道，“你能告诉我如何提取这个平方根吗” ？

But then also numbers like square root of two or pi.

但也有像二的平方根或圆周率这样的字。

Square root of negative one doesn't exist.

负的平方根不存在。

For a mildly technical reason, you need  to divide by the square root of two.

出于轻微的技术原因，您需要除以二的平方根。