This resource covers negative exponents and demonstrates how to simplify expressions containing them. Explains why "to the power zero" means "equals 1".A negative exponent just means that the base 'x' is on the wrong side of the fraction line, so you need to flip the base to the other side. For instance, "x^-2" (pronounced as "ecks to the minus two") just means "x^2, but underneath, as in 1/(x^2).