if a-b=5and a^2+b^2=37find the value of ab
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a^2+b^2 = 37
(a-b)^2 + 2ab =37
(5)^2 +2ab =37
25 + 2ab =37
2ab =37-25
2ab=12
ab=12/2
ab= 6
so the answer is ab =6
hope it's helpful
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