Question

X plus one by x is equal to 3 then x power 5 plus 1 by x power 5 value

Answer 1

x+ 1/x =3
x^5 +1/x^5 =?
x^2 +1/x^2 =3^2 -2 =9-2=7
x^3 +1x^3 =3^3 -3×3 =27-9=18
(x^2 +1/x^2)(x^3 +1/x^3)=(18)(7)
x^5 +1/x + x +1/x^4 =126
x^5 + 1/x^5 =126-3=123 answer