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Home > PC3 > Chapter 1 > Lesson 1.1.2 > Problem 1-13

1-13.

Multiply or expand each expression below. 

  1. Expand and then multiply: 

  1. Use a generic rectangle.

    Generic Rectangle: Top edge & left edge, each labeled, 3, x, minus 2.

    Labels added to generic rectangle interior: Top left, 9, x squared, top right, negative 6, x, bottom left, negative 6, x, bottom right, + 4. Underneath rectangle: 9, x squared, minus 12, x, + 4.

  1. Use the procedure in part (a).