November 5

Precalc 11 Week 9

This week in math 11 we did lots of review for our test coming up on November 5^{th}.

This week we did some word problems related to quadratics. I found these somewhat challenging and so I’m hoping we don’t have too many on the unit test. I do think I have a better understanding of parabolas now then I ever did. I have almost memorized every equation and how to get to it. I am very good with standard form and I am most comfortable changing general form into standard form. I can change factored to general and standard to general, it just takes me more time then using general to standard.

general to standard :

if you haveĀ  y = x^2 + 12x + 32

y = (x^2 + 12x + 36) +32 – 36

y = (x + 6 )^2 – 4


Posted November 5, 2017 by brandonh2015 in category Grade 11, Math 11

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