20
Chat with our AI personalities
Square root of 400 simplified is 20.
The square root of 400 is 20.
Neither because the square root of 400 is 20
5*sqrt(400) = 100
- (400^.5) = -(20) = -20 you just do the square root of the number, and attach the negative in front. and if you ever include the negative inside the square root, you'd have to deal with i, which is an imaginary number that signifies the square root of negative 1.