🔍
🏠
Khan Academy (English - US curriculum)
🎲
Khan Academy (English - US curriculum)
Math by grade
High school
Get ready for Precalculus
Get ready for polynomials
Adding and subtracting polynomials
Add polynomials (intro)
Add polynomials (intro)
Example: Add (2x²-3) and (7x³-4x+1).
License: Special Permissions by Khan Academy
Loading
Question: {{ questionIndex+1 }} / {{ maxQuestionIndex }}
{{ message }}
Take Hint
No more hints available
Check
Next Question
Kbutton if scratchpad
KButton else