Polynomial Addition Calculator
Add two polynomials together and get the simplified result.
Enter Polynomials
+
Format tips:
- • Use ^ for exponents: x^2, x^3
- • Use + and - between terms
- • Coefficients can be decimals: 1.5x^2
Result
First Polynomial
3x^2 + 2x
Second Polynomial
2x^2 - x
Sum
5x^2 + x
How to Add Polynomials
Method
To add polynomials, combine like terms (terms with the same variable and exponent). Add the coefficients of like terms together.
Example
(3x² + 2x + 1) + (2x² - x + 4)
= (3+2)x² + (2-1)x + (1+4)
= 5x² + x + 5
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Handbook of Mathematical Functions
by Abramowitz & Stegun
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.