Expanding the walls of our classroom. This is an interactive learning ecology for students and parents in our Algebra 2 class. This ongoing dialogue is as rich as YOU make it. Visit often and post your comments freely.
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Monday, May 2, 2011
10.3 Review
Here is a review problem from 10.3
x^4+x^2-12=0 (x^2)2 u=x^2 u^2+u-12 (u+4)(u-3) u=-4 and u=3 x^2=-4 and x^2=3 x= SQRT-4 and x=SQRT3 x=2i and x=SQRT3
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