Quick answer
The greatest common divisor of algebraic expressions is the largest factor shared by all terms.
- Main formula
- Find common numeric factors and the smallest powers of repeated variables.
- Quick example
- In 6x² and 9x, the common factor is 3x.
Definition
The greatest common divisor of algebraic expressions is the largest factor shared by all terms.
Main idea
Find common numeric factors and the smallest powers of repeated variables.
Example
In 6x² and 9x, the common factor is 3x.
How to study it
Write the known values, identify the operation, substitute carefully and check the result with the inverse idea when possible.