Question

Evaluate the square root of 225. Its 14, yes? No? Maybe so?

Answer 1

how did u get 14

Answer 2

225 = 25 x 9 = 5^2 x 3^2
so the square root is 5 x 3 = 15

Answer 3

Thanks. :) I did this yesterday and forgot what I chose and I was just guessing it was 14. lol

Answer 4

lol u dont have calculator ?

Answer 5

http://www.wolframalpha.com/input/?i=sqrt%28225%29

Answer 6

Oh cool thanks for the link. :) Hey how do you solve the square root of -64/169? I don't know how to solve it when its a negative.