This week was a confident week for me. Each section of chapter four was pretty straight forward. As I said in my last reflection I definitely understand how to find domain and ranges even how to solve for domain for absolute values I simplified the steps so they were easier to remember.
Steps for solving domain and range of absolute values
The domain is always (-infinity, infinity)
The range is always (shift, infinity)
Ex: /x+4/-1 D=(-infinity, infinity) R= (-1, infinity)
I was so happy that for the test I knew how to do everything. I knew how to work the things from previous tests like finding parallel and perpendicular slopes. I knew how to find the sum of roots as well as the product of roots. I also knew how to work the problems using skills from chapter 2, skills necessary for finding the vertex, skills necessary for finding the axis of symmetry, and skills necessary for finding the X-intercepts. I was proud of myself for not just memorizing the necessary skills for just the chapter test but I actually learned and retained the necessary skills and carried them on to this last test. I want to say that I found all problems with F(x) and G(x) to also be easy. I also want to say the I have finally been able to complete a test. Actually, I finished a test with time to spare.
Now for what I don’ t understand.. I don’t even know what the first sections of chapter five are called.
I get really mixed up on all the switching around of numbers.
I think I need a simple way to remember all the changes necessary to be made
I have examples worked out in my notes but it’s really hard for me to decide when to flip a fraction or when to sandwich or when to multiply a fraction by its denominator
Any notes to remember would be great
Sunday, September 20, 2009
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