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ag
Numerade Educator

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Problem 30 Easy Difficulty

Describe in words the region of $ \mathbb{R}^3 $ represented by the equation(s) or inequality.

$ y^2 = 4 $

Answer

This represents two planes $y=2$ and $y=-2$

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Video Transcript

Okay, so let's take a look at this guy here. Why? Squared is equal to four. So, um, this kind of looks like it almost looks like a parabola. But why? Squared is always equal to four. So it's going to look mostly like a parable.