Question

if x^2+1/x^2=27 find the values of each of the following:-
i)x+1/x
ii)x-1/x​

Answer 1

Step-by-step explanation:

x² +1/x²= 27

x²+1=27x²

1=27x²-x²

1/26=x²

x=1/√26

now put the value of x

in (1),(2)and get your answer