29-10-2009_Answers.pdf

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Uploaded by Lukas Maier 150 at 2013-09-14
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Maths Exam PreMSc 29-10-2009 Answers 1. (3)a4·(3)2 34·a3=1 9a7,a6=0 2. (3)K4LK2L3=K2L(KL)(K+L) 3. (4)xy x+yx+y xy+4xy x2y2=x22xy+y2x22xyy2+4xy (xy)(x+y)=0,x6=±y 4. (3)1p5+p3= p5p3 53=

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