### Home > INT3 > Chapter 1 > Lesson 1.2.2 > Problem 1-91

1-91.

Multiply the expressions.

Use an area model to multiply.

In a rectangle, (length)(width) = area. Find the area of each small rectangle inside the area model.

The total area of the rectangle, or

.

First multiply

and .Then use an area model to multiply that result by .

Now use an area model.

What are the

- and-intercepts of the graph ofThe factors in part (c) should be useful.The

-intercepts are where.The

-intercept is where:from part (c). Using the Zero Product Property:

oror,, or