Find $a^3 + b^3 +c^3, $ given $a+b+c=12$ and $a^3 cdot b^4 cdot c^5 = 0.1 cdot (600)^3$
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$a+b+c=12$ and $a^3 cdot b^4 cdot c^5 = 0.1 cdot (600)^3$ . Find $a^3 + b^3 +c^3 = ?$ My approach is to use AM-GM inequality. Is it correct?
a.m.-g.m.-inequality
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edited Dec 19 '18 at 15:58
Namaste
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asked Dec 19 '18 at 14:56
Mark 7 Mark 7
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