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Lesson 1

1. Lesson 1

1.2. Are You Ready?

Mathematics 20-1: Module 2: Lesson 1

Module 7: Absolute Value and Reciprocal Functions

 

Are You Ready?
 

Complete these questions. If you experience difficulty and need help, visit Refresher or contact your teacher.

  1. Consider the following numbers: −3, 0, 2, −2.5,

    1. Write the numbers in order from least to greatest. Answer

    2. Square the numbers. Then write them in order from greatest to least. Answer


    3. Construct a number line. Place the numbers and their squares in the appropriate places on the number line. Answer

  2. Evaluate.

    1. 5(7 − 3 × 22) + 20 Answer

    2. Answer

    3. 8 + 2(6 − 3 + 5) ÷ 4 Answer

How did the questions go? If you feel comfortable with the concepts covered in the questions, skip forward to Discover. If you experienced difficulties, use the resources in Refresher to review these important concepts before continuing through the lesson.