Question

if x - 1/x = 8 find the value of (x2+1/x4
and
x4+1/x4​

Answer 1

Answer:

x4+1/x4​  = 32.5

Step-by-step explanation:

x4+1/x4​  

(8)4+1/(8)4​  

32+1/32

33/32

32.5