Answers

2014-07-12T12:51:28+05:30
X² - 3x + 5 - 1/2(3x - 7y + 9)
= x² - 3x + 5 - 3/2x + 7/2y - 9/2
=x² - 9/2x + 1/2  + 7/2y 
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