5 6 78 9 10 “10-0 7 -6 54 32 24. Below is a table showing the change in temperat

Question

5 6 78 9 10 “10-0 7 -6 54 32 24. Below is a table showing the change in temperature from morning to 10 afternoon for one week. a. Use the vertical number line to help you complete the table. As an example, the first row is completed for you Change in Temperatures from Morning to Afternoon Change Afternoon Equation Morning Temperature 1°C 2°C -2°C -4°C Temperature Rise of 3°C Rise of 8°C Fall of 6°C Rise of 7 C Fall of 9°0 Fall of 5° Fall of 7° 4°C 1+3=4 -5 6°C -5°C 7°C b. Do you agree or disagree with the following statement: "A rise of-7°C means "a fall of 7°C"? Explain. (Note: No one would ever say, "A rise of -7 degrees"; however, mathematically speaking, it is an equivalent phrase.)

Explanation / Answer

10 , 2 + 8 = 10

4 , -2 + 6 = 4

3 , -4 + 7 = 3

15 , 6 + 9 = 15

0 , -5 + 5 = 0

14 , 7 + 7 = 14

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Yes, it is true
Rise of -7 is same as : T + (-7) ----> T - 7

Fall of 7 is same as : T - 7

As can be seen, they're equivalent

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