What does xx mean in math?

Answer 1

x times x, (x)(x), or x squared

Answer 2

In mathematics, "xx" typically represents the variable "x" raised to the power of itself. This is equivalent to x^x or x to the power of x. It is a mathematical operation where a number is multiplied by itself the number of times equal to the value of the number.

Answer 3

I think you are reffering to a roman numeral which means 20.

Answer 4

2x=16

Answer 5

20

Answer 6

bob