Exponents and Roots

GRE Quant Problem Solving
1

Should we consider negative roots for this question
sqrt(4)
image

2

No

1 Like
3

thanks

4

When do we consider negative roots especially for questions where they ask how many value? Or tick all that apply

5

https://magoosh.com/gre/positive-and-negative-square-roots-on-the-gre/

1 Like
6

Thanks now it makes sense :smiley: