Question

if (X + 1/X)= 3 then
(X powered 2 + 1/X powered 2)​

Answer 1

Answer:

7

Step-by-step explanation:

x+1/x = 3

(x+1/x)^2=9

x^2 + 2×1/x×x + (1/x)^2=9

x^2 + 2 + 1/x^2=9

x^2 + 1/x^2= 9-2 =7

Ans=7