The square root of 400 is 20, as 20 multiplied by 20 equals 400. The square root of 196 is 14, as 14 multiplied by 14 equals 196. Therefore, the expression simplifies to 20 - 14, which equals 6.
Yes, it is the principal square root of 4, and it is rational.
9
4
it is 400
The principal square root is the non-negative square root.
A principal square root is any square root that's answer is positive, and a perfect square root is a square root that's answer is an integer.
The principal square root of 9, the positive integer which is the square root of the number, is 3.
The principal (positive) square root of 225 is 15.
The principal root is the positive square root.
the principal root is the positive square root.
The principal square root.
Square root of 400 simplified is 20.
The square root of 400 is 20.
Yes.
The principal square root is 100.
The square root of 400 is 20, as 20 multiplied by 20 equals 400. The square root of 196 is 14, as 14 multiplied by 14 equals 196. Therefore, the expression simplifies to 20 - 14, which equals 6.