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Home > CC4 > Chapter 3 > Lesson 3.3.1 > Problem 3-117

3-117.

Multiply each of the following expressions. Show all of your work. Homework Help ✎

  1.  

    Use a generic rectangle to multiply.

    Put the products on the outside of the rectangle.

    Use length times width to find the areas of the small rectangles.

    Write the total area as a sum.

    4x2 + 12x + 5x + 15

    4x2 + 17x + 15

  2. Follow the steps in part (a).

    −6x3 − 20x2 − 16x

  3. Follow the steps in part (a).

  4. Follow the steps in part (a).

    3xy + 5y2 − 22y − 12x + 8