Negative exponents

3 videos
1 skill
It's normally a bad idea to hang around with negative people or do negative things, but we think it's OK to associate with negative exponents. As a matter of fact, we'll learn that positive and negative exponents have quite the opposite effect on their bases.

Negative exponents

VIDEO 7:14 minutes
How does a negative exponent affect our answer? Before you assume that the answer must be negative, think again!

Negative exponent intuition

VIDEO 4:38 minutes
Intuition on why a^-b = 1/(a^b) (and why a^0 =1)

Positive and negative exponents

PRACTICE PROBLEMS
Practice computing numbers raised to positive and negative integer exponents. Bases may be fractions.

Powers of zero

VIDEO 4:15 minutes
Any non-zero number to the zero power equals one. Zero to any positive exponent equals zero. So, what happens when you have zero to the zero power?