Question

If x +1÷x=6than find x power 3+1÷x power 3

Answer 1

Step-by-step explanation:

x+1/x=6..........(1)

(x+1/x)³=6³

x³+(1/x)³+3(x+1/x)=216

x³+1/x³+3.6=216

x³+1/x³=198