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Mini-Quiz: Square Roots

by Ron Kurtus (updated 18 January 2022)

Take this Mini-Quiz to check your understanding of the lesson material.



1. What is the square root of 121?

±11

±12

It can't be done

2. What is the approximate square root of 2?

±2

±1.414

±4

3. What is an example of an imaginary number?

There are no examples, since it is number that you cannot see

√−1

12

If you got all three correct, you are on your way to becoming a Champion in Algebra. If you had problems, you had better look over the material again.


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Roots and Radicals - Purplemath.com

Square Root Calculator - Math.com

Square Root - Wikipedia

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