CPM Homework Banner

Home > CCA > Chapter 3 > Lesson 3.3.2 > Problem 3-103

3-103.

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

  1. (x + 3)(4x + 5)

  • 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.

  1. Follow the steps in part (a).

  2. Follow the steps in part (a).

  3. Follow the steps in part (a).

4x2 + 12x + 5x + 15

4x2 + 17x + 15