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GOAL 1 GRAPHING REAL NUMBERS VOCABULARY real numbers; real number line origin, negative numbers, positive numbers integers graph, plotting 2.1 The Real.

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Presentation on theme: "GOAL 1 GRAPHING REAL NUMBERS VOCABULARY real numbers; real number line origin, negative numbers, positive numbers integers graph, plotting 2.1 The Real."— Presentation transcript:

1 GOAL 1 GRAPHING REAL NUMBERS VOCABULARY real numbers; real number line origin, negative numbers, positive numbers integers graph, plotting 2.1 The Real Number Line … -3, -2, -1, 0, 1, 2, 3, … EXAMPLE 1EXAMPLE 2

2 Extra Example 1 Graph the numbers and 2.7. First, draw a number line which will include both numbers. -3 -2 -1 0 1 2 3 Second, plot the points in the appropriate places. 2.7

3 Extra Example 2 Write two inequalities that compare

4 Extra Example 3 Write the following numbers in increasing order:

5 Extra Example 4 The table shows the balance of a checking account that has overdraft protection each day for four days in August. a. Which balance was the lowest? b. Which dates had a balance above –$10?

6 Checkpoint 1.Write the numbers in increasing order. 2. Write two inequalities to compare the two least numbers.

7 GOAL 2 FINDING OPPOSITES AND ABSOLUTE VALUES VOCABULARY opposites absolute value velocity counterexample 2.1 The Real Number Line

8 Extra Example 6 Evaluate the expression.

9 Checkpoint 1.Find the opposite of the number:a. 0 b. 1.2 2. Evaluate the expression.

10 QUESTIONS?

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