Algebra 1 · Polynomials & Exponents
Negative Exponent
Algebra 1 · Polynomials & Exponents
Definition
A negative exponent means take the reciprocal: x^-n equals 1 over x^n.
Examples
- x^-2 = 1/x^2.
- 2^-3 = 1/8.
Key rule
Move the base to the other side of the fraction and make the exponent positive.
Memory hook
Negative exponent - flip it to the denominator.