20 and -20
The two square roots of 400 are: 20 and -20.
20. * * * * * Sort of. ± 20 are the square roots (not rout!) of 400.
20
20 is one of the two square roots of 400.
-15 15
They are -20 and +20.
Nine :) * * * * * Sort of. ± 9 are the square roots (not rout!) of 400.
300
-20 20
All whole numbers between 1 and 400 (=20 square).
The square roots are -1.07 and +1.07The square roots are -1.07 and +1.07The square roots are -1.07 and +1.07The square roots are -1.07 and +1.07
square inches do not have square roots only number have square roots.