if a2 +b2=41 and ab = 4 find a-b
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the answer is a-b = 2
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ab=2*2=4
a-b=2-2=0
a2+b2=41
(2)2+(2)2=41
4+4=41
8=41
=41-8
=33
a-b=2-2=0
a2+b2=41
(2)2+(2)2=41
4+4=41
8=41
=41-8
=33
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