1. For all x that is an element of the real number set, the square of x is greater than or equal to zero.
2. For all x and y that are elements of the real number set, the square of the sum of x and 2 is equal to the sum of the square of x, twice the product of x and y and the square of y.
3. There exists an m and n that are elements of an integer set, where the difference of m and n is less than or equal to the sum of m and n.
Yun pagkaintindi ko. Ikaw na bahala kung true or false iyan.