Question

anyone can help me!!! how to find a square root using only my brain!! what is the trick

Answer 1

what's the specific?

Answer 2

What times it self so for an example
\[\sqrt{25}\]
_x_ gives you 25

the answer is 5 because 5x5=25

Answer 3

the trick is really a 3 part
part 1) use brain
part 2) refer to part 1
part 3) refer to part 2

Answer 4

is simpler if you give us some specifics :)

Answer 5

how about the higher numbers!!! how can i know