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dinainjune Group TitleBest ResponseYou've already chosen the best response.0
the question is this \[x^{3} + 1/ x^{3}\]
 3 years ago

him1618 Group TitleBest ResponseYou've already chosen the best response.1
cube x + 1/x
 3 years ago

him1618 Group TitleBest ResponseYou've already chosen the best response.1
(x + 1/x )^3 = 125 = x^3 + 1/x^3+ 3x + 3/x 125 = x^3 + 1/x^3 + 3(x+1/x) 125 = x^3 + 1/x^3 +15 hence x^3 + 1/x^3 = 110
 3 years ago

dinainjune Group TitleBest ResponseYou've already chosen the best response.0
Thanks !
 3 years ago
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