Exponent Calculator
Compute a^b for any real base and exponent, including negative and fractional powers.
How it works
a^b = exp(b · ln a) for a > 0. Negative bases require integer exponents.
2^10 = 1024. 8^(1/3) = 2. 5^-2 = 0.04.
Frequently asked questions
- What is a fractional exponent?
- a^(1/n) is the nth root of a.
- Why can't I do (−2)^0.5?
- The square root of a negative number isn't real.
- What is 0^0?
- Conventionally 1 in most contexts, though undefined analytically.
- Order of operations?
- Exponents bind tighter than × or ÷.
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