2 Answers

Julien Dumortier · Answer 1 · 2018-04-08T01:20:08+0000

the two square roots of 9 are 3 and -3.

A square root multiplied by itself will give you the number squared.

-3 x -3 = 9

3 x 3= 9

this works for -3 as well because the -'s cancel out.

hope thus helps! :D

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