(New page: * I didn't get the right answer according to the back of the book. I got: <math>x + 4 = Ax + A + Bx - 6B = (A + B)x + A - 6B</math> Meaning: <math>A + B = 1</math> and <math>A - 6...) |
(No difference)
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Revision as of 13:00, 13 October 2008
- I didn't get the right answer according to the back of the book. I got:
$ x + 4 = Ax + A + Bx - 6B = (A + B)x + A - 6B $
Meaning:
$ A + B = 1 $
and
$ A - 6B = 4 $
So, $ A = \frac{10}{7} $ and $ B = -\frac{3}{7} $
