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Home > A2C > Chapter 2 > Lesson 2.2.2 > Problem 2-142

2-142.
  1. Multiply each pair of functions below to find an expression for f (x) · g(x). 2-142 HW eTool (Desmos). Homework Help ✎

    1. f(x) = 2x, g(x) = (x + 3)

    2. f(x) = (x + 3), g(x) = (x − 5)

    3. f(x) = (2x + 1), g(x) = (x − 3)

    4. f(x) = (x + 3), g(x) = (x + 3)

Multiply the expressions.

(2x) (x + 3)

2x2 + 6x

Multiply using a generic rectangle.

See part (b).

See part (b).

Use the eTool below to help you multiply.
Click the link at right for the full version of the eTool: A2C 2-142 HW eTool