Question

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Answer 1

Answer: 23 and 110

Step-by-step explanation:

(x+1/x)^2= x^2+2+1/x^2

(5)^2=x^2+2+1/x^2

25-2= x^2+1/x^2

x^2+1/x^2= 23

(x+ 1/x^2)^3= x3+1/x3+ 3(X+1/X)

125= x^3+ 1/x^3+15

x^3+1/x^3= 110