a^2b^2c^2 ^2 is squared
The symbol for squared is ², for example, 2 squared would be 2².
It is 8
-3 squared by 2
-2 squared is +4.
The result of a number multiplied by itself
When you subtract 7x^2 from 5x^2, you get -2x^2.
2x -2 squared = 0
8 = 4 + 4 = 2² + 2²
2 squared = 2^(2) = 4
2 squared 3 squared 5 or 180
2^2 + 3^2 = 4 + 9 = 13