Powers & Exponents · grades 8–10
Powers & Exponents.
The laws of exponents, one tiny step at a time — how to add, subtract, multiply, and divide powers, raise a power to a power, and handle zero and negative exponents. With a factor-expander, an animated step solver, and an engine-graded pad.
What is a power?
Repeated multiplication.
Add & subtract powers
Like terms only.
Multiply — product rule
Add the exponents.
Divide — quotient rule
Subtract the exponents.
Power of a power
Multiply the exponents.
Zero & negative exponents
1, and reciprocals.
Combine the laws
Pick the right rule.
Capstone
All the laws together.