Adding and Subtracting Polynomials

Adding/Subtracting Polynomials

Algebra 2

Multiple Choice

Which of these are like terms in the following expression:

3x + 7 - 9x + 24y + 2x²

• 7, 24y

• 2x², 9x

• 3x, -9x

• 3x, -9x, 2x²

Multiple Choice

Add like terms to simplify:

(5x + 2) + (4x + 5)

• 9x -7

• -9x-11

• 9x+7

• x+7

Multiple Choice

Add like terms to simplify:

(2x² + 5x - 7) + ( 3 - 4x² + 6x)

• 2x² + 3x +1

• -2x² - 11x -4

• 2x²+ 5x -7

• -2x² + 11x -4

Multiple Choice

Add like terms to simplify:

(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

• 11a³ - 4a² - 14a - 7

• 5a³ - 4a² - 14a - 7

• 5a³ - 4a² - 20a - 7

• 5a³ - 9a² - 20a - 7

Multiple Choice

What is the perimeter of the rectangle?

Hint: Add up all 4 sides.

• x²+8x-5

• 2x²+16x-10

• 2x²+10x-8

• 6x-2

Multiple Choice

Subtract to Simplify:

(4x²+ x) - (x²+ 2x)

• 3x² - x
• 4x² + 2x
• 3x² + 3x
• 3x² + 2x

Multiple Choice

Subtract to Simplify:

(x⁵ + x³) - (6x - x³ + 6x⁵)

• -5x⁵ + 2x³ - 6x
• 7x⁵ - 6x
• -5x³ + 2x² - 6x
• -5x⁵ - 6x

Multiple Choice

Subtract to Simplify:

(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

• -8n² - 8n + 3

• -7n² - 8n + 3

• -6n² - 8n + 3

• -7n² - 4n + 3

Poll

Are you understanding the math concepts from this lesson today?

Open Ended

As you met the success criteria for adding & subtracting polynomials, write down one important thing to remember about the lesson today.