Friday, April 16, 2010

Unit 9 HW Help

hw #9-2
pg 468 #13-18

you SHOULD be using the graphing calculator
you SHOULD be aware of the formula for the line of symmetry x = -b/2a
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4 comments:

  1. CharmiApril 19, 2010 at 9:51 PM

    -b/2a? what does what mean?..these graph are confusing!!

    ReplyDelete
  2. CharmiApril 19, 2010 at 10:16 PM

    how do you find the Y coordinate? is it C in y= ax^2+bx+c? Sooo many questions!!

    ReplyDelete
  3. Mr. ChamberlainApril 20, 2010 at 8:14 AM

    you need to get some SLEEP... see you in class!

    ReplyDelete
  4. AnonymousApril 28, 2010 at 8:18 PM

    Chisu-

    HW #9-4 is hard, the answers I get are always different from the calculator. Problem 5 is off the graph!!!

    ReplyDelete

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