abc=8 to (a+1)(b+1)(c+1)ka minimum value
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abc = 8
(a+1)(b+1)(c+1)=(ab+a+b+1)(c+1)
=abc+ab+ac+a+bc+b+c+1
=8+ab+ac+a+bc+b+c+1
=9+ab+ac+a+bc+b+c
minimum value is 9
(a+1)(b+1)(c+1)=(ab+a+b+1)(c+1)
=abc+ab+ac+a+bc+b+c+1
=8+ab+ac+a+bc+b+c+1
=9+ab+ac+a+bc+b+c
minimum value is 9
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