Table of Contents
Definitions
Conjugate is where we change the sign in the middle of two terms
The conjugate of “a + b” is “a – b”
Conjugate is only used in expressions with two terms (binomials)
Examples
| Expressions | Conjugate |
| a + 1 | a – 1 |
| b2 – 2 | b2 + 2 |
| 4 + √3 | 4 – √3 |
When we use conjugate?
It can help us Rationalizing the Denominator to simplify
Example