| Module 1 - Answers |
| Lesson 1 |
| Answer 1 |
1.1.1 A green, partially-filled circle that indicates lighter and darker is printed beside
and
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| Lesson 2 |
| Answer 1 |
| 1.2.1 the letter F |
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| Answer 2 |
1.2.2 x =
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| Lesson 3 |
| Answer 1 |
1.3.1 The other root is x = – 0.5 .
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| Lesson 4 |
| Answer 1 |
| 1.4.1 x = -0.5 |
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| Self Test |
| Answer 1 |
| Functions should be described symbolically, graphically and numerically. |
| Answer 2 |
| The Home screen is the screen on the TI-89 where commands are entered and the results of the commands are shown. |
| Answer 3 |
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Enter the following commands:
Define g(x)=2x^3–x^2–8x+4 Solve(g(x)=0,x) 
The roots of g are x = 2, x =
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| Answer 4 |
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| Answer 5 |
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| Answer 6 |
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| Answer 7 |
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, and x = –2.
