They are all sets that contain it.
It belongs to {-400},
or {-400, sqrt(2), pi, -3/7},
or {-400, bananas, France, cold}
or all whole numbers between -500 and -300,
or multiples of 5,
or negative composite numbers,
or integers,
or rational numbers,
or real numbers,
or complex numbers,
etc.
The real square roots of 400 are 20 and -20. This is because when you square both of these numbers, you get 400. In general, every positive real number has two square roots: one positive and one negative.
- (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.
negative 4
400 is a significant number because it is a square number as 20*20 = 400
400 is a number
The real square roots of 400 are 20 and -20. This is because when you square both of these numbers, you get 400. In general, every positive real number has two square roots: one positive and one negative.
Yes, it's 400.
- (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.
negative 4
700
409
400 is a significant number because it is a square number as 20*20 = 400
400 is a number
400
There is only one number that equals 400. The number is 400, and it's not a prime number.
The least number that can be rounded to 400 (to the nearest 400) is 200.
No because 400 is a rational number that can be expressed as a fraction in the form of 400/1