Question

Answer this question fast....
I will mark as brainliest answer ​

Answer 1

Answer:

6

Step-by-step explanation:

(y-1/y)²=y²+1/y²-2

2²=y²+1/y²-2

4+2=y²+1/y²

y²+1/y²=6  ANS

Answer 2

refer to the attachment for your answer.