### 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 ✎

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.

4

*x*^{2}+ 12*x*+ 5*x*+ 154

*x*^{2}+ 17*x*+ 15Follow the steps in part (a).

−6

*x*^{3}− 20*x*^{2}− 16*x*Follow the steps in part (a).

Follow the steps in part (a).

3

*xy*+ 5*y*^{2}− 22*y*− 12*x*+ 8