Question

find if x-1/x=-1 than find x²+1/x²​

Answer 1

Answer:

1

Step-by-step explanation:

do square both side .....

Answer 2

Answer:

3

Step-by-step explanation:

x-1/x=1

Squaring both side

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

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

x^2+1/x^2=1+2=3

Hope it helps you