Question

plz give answer plz
plz
plz​

Answer 1

Answer:

i) 14 ii) 194

Step-by-step explanation:

squaring on both sides

x^2 + 1/x^2 = 16-2 = 14

again squaring

x^4 + 1/x^4 = 196-2 = 194

Answer 2

Answer:

please refer to the attachments ｡◕‿◕｡