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Multiply the expressions.

  1. 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 .

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

  1. Now use an area model.

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

    The -intercepts are where .

    The -intercept is where :

    from part (c).

    Using the Zero Product Property: or or

    , , or