All Operations With Polynomials

Simplify each expression.
(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

• -8n² - 8n + 3 

• -7n² - 8n + 3 

• -6n² - 8n + 3

• -7n² - 4n + 3

Hint: to find perimeter, add all sides

• A

• B

• C

• D

(5x+2y)(x²-3xy+6)

• 5x³ - 17x² y - 6xy² -30x +12y²

• 5x³ + 17x²y -6xy² - 30x +12y²

• 5x³ - 13x²y -6xy² - 30x +12y²

• 5x³ +13x²y - 6xy - 30x + 12y²

What is the perimeter of the rectangle?

Hint: Add all four sides.

• x²+8x-5

• 2x²+16x-10

• 2x²+10x-8

• 6x-2

When adding or subtracting polynomials we add / subtract the _____________________________.

• Exponents

• Polynomials

• Coefficients

• All of the above

Find the area of a rectangle with length (x-5) and width (3x+1).

Hint: multiply the two sides.

• 3x²-14x+5

• 3x²-14x-5

Like terms have ________.

• only the same variable

• the same power but different variables

• the same variable but different powers

• the same variable at the same power

When Multiplying Polynomials like (x - 2) (x + 9) which methods can you use? Choose ALL that are correct.

• Box Method

• Distributive Property

• Area Model

• PEMDAS

According to the table, how much more is gas at Citgo Gas than Hess Gas? Which expression would you set up?

• (12x - 10) - (-4x + 9.2)

• (12x - 10) + (-4x + 9.2)

• (-4x + 9.2) - (12x - 10)

• (12x - 10) + (4x + 9.2)

Hint: multiply the two sides.

• A

• B

• C

• D