Module 1 - Answers
 
Lesson 1
 
 Answer 1
 
1.1.1 A green, partially-filled circle that indicates lighter and darker is printed beside and .
 
Lesson 2
 
 Answer 1
 
1.2.1 the letter F
 
 Answer 2
 
1.2.2 x =
 
Lesson 3
 
 Answer 1
 
1.3.1 The other root is x = – 0.5 .

 
Lesson 4
 
 Answer 1
 
1.4.1 x = -0.5
 
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
 
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 = , and x = –2.

 
 Answer 4
 
 
 Answer 5
 

 
 Answer 6
 
 
 Answer 7
 

 

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