If x+1/x=4find the values of x^3+1/x^3
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Answer:
x+1/x=4
(x+1/x)³=4³
x³+1/x³+3×x×1/x(x+1/x)=64
x³+1/x³+3×4=64
x³+1/x³=64-12=52
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