√196 is rational. √196 = √(14^2) = 14 - a whole number which is also a rational number.
Rational
Integers are rational.
28 squared is 784 which is a rational number
Yep, any rational number squared is also rational.
Yes, 225 squared is a rational number.
Rational; 62 = 36. Any rational number that is squared is still rational.
20 squared is 400 which is a rational number
The square root of 196 is 14. Fourteen is a rational number.
The square root of 5 squared is 5, which is a rational number.
Rational.
Rational.