Box Method for Multiplying Polynomials

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Select the answer that completes the box with the correct terms. The terms are listed in 1, 2, 3, 4 order as shown in the box.

Which of the following could be the correct set up for the Box Method when multiply (x + 3) (2x - 4) _{(click on the question to see the image in the background...yes we usually use the right side)}

• A

• B

• C

• D

Write the expanded (general) form of the product (x+3)(x+6).

• x²+18x+9

• x²+9x+18

• x²+18x+18

Based on 2a, simplify the terms from the box. Express final answer in standard form.

Find the product: (you may use the box method)

(x + 12)(x - 12)

• x² - 144

• x² + 144

• x² + 12x - 144

• x² - 12x + 144

Based on 1b, simplify terms from the box. Express answer in standard form.

Multiply Using Box Method. x²(2x+3)

• x²+2x+3

• 2x+3

• 2x²+3x

• 2x³+3x²

Based on 2a, simplify the terms from the box. Express final answer in standard form.