Simplifying Polynomials
10th Grade•60 minutes
Learning Objective
I can simplify polynomial expressions by adding, subtracting, and multiplying.
Key Concepts
When adding polynomials, you can stack them and combine like terms.
When subtracting polynomials, flip all the signs of the second polynomial and then add.
When dividing polynomials with exponents, you can subtract the exponents: xᵃ / xᵇ = xᵃ⁻ᵇ.
Practice Questions
This lesson includes 12 practice questions to reinforce learning.
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1. Simplify the following polynomial expression: (5x² + 3x - 2) + (2x² - x + 4).
2. Simplify the following polynomial expression: (7y³ - 4y + 8) - (3y³ + 2y - 5).
3. Expand and simplify the following polynomial expression: 2a(3a² - 5a + 1).
...and 9 more questions
Educational Video
Polynomials on GED Math!
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