🔍
🏠
Khan Academy (English - US curriculum)
🎲
Khan Academy (English - US curriculum)
Math by grade
High school
Integrated math 3
Rational functions
Multiplying & dividing rational expressions
Multiplying rational expressions
Multiplying rational expressions
Sal multiplies and simplifies (a²-4)/(a²-1) X (a+1)/(a+2).
License: CC BY-NC-SA by Khan Academy