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**if y is the principal square root of 5 what must be true?**

if y is the principal square root of 5 what must be true?

**Answer**

Since every square root has a positive and a negative solution, for = -3 or +3 The principal square root defines only the positive solution (between the two) if y is the principal square root of 5, then it must be the positive square root of 5, not the negative square root of 5.

##### Virtual Teaching Assistant: John B.

##### Question Level: Basic

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##### Upload Date: 5/31/2017

This 26 words question was answered by John B. on StudySoup on 5/31/2017. The question contains content related to Math Since its upload, it has received 94 views.