Adding Polynomials with Algebra Tiles

What term is represented by the algebra tiles?

• 3

• -3

• -3x

• -3x²

What expression/polynomial is modeled by the algebra tiles?

• 2x² + 4x + 1

• 2x² - 4x + 1

• x² - 4x + 1

• 6x + 1

Use algebra titles to add
(2x² - 4x + 1)
+ (x² + 2x - 2)

• x² - 2x - 2

• 3x² + 2x - 1

• 3x² - 2x - 1

• 3x² - 8x -2

Use algebra titles to add
(x² + 5x -2)
+ (3x² - 2x + 6)

• 2x² + 3x - 12

• 2x² - 3x + 4

• 4x² - 3x - 12

• 4x² + 3x + 4

Which diagram is the result?

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• 
• 
• 

• 3x³+5x²+3x+15

• 3x³+6x²+3x+16

• 3x³+6x²+3x+15

• 2x³+5x²+2x+16

What is the sum of 2x - 7 and -3x + 4?

(a)  

• -x - 3

• -x + 11

• 5x - 3

• -5x - 11

Look at the model. Which of the following algebraic expressions could it represent?

• 3x + 4 + 2x + 1

• 7x + 3x

• 3x + 2x

• 4 + 1

Look at the model. Which of the following algebraic expressions could it represent?

• 2x + 5 + 4x + 4

• 2x + 3 + 4x + 3

• 3x + 3x

• 2 + 4

Look at the model. Which of the following algebraic expressions could it represent?

• 5x - 1 + 2x + 3

• 5x + 5 +2x + 3

• 5x + 1 + 2 + 3

• 5x - 1 + 2x + 3x