Question

sqr root -20 ?

Answer 1

hold on

Answer 2

ok

Answer 3

ok do you know the square root of possitive twenty???

Answer 4

and we cant give direct answer its against coc

Answer 5

4

Answer 6

same divide separate 20 and -1
then divide 20 by some number which give you perfect square

Answer 7

yes so now you have
solve this like you did last question