Question

x+1/x=-1 find x^68+1/x^68=?

Answer 1

81×81+68×68−2×81×68==>169

I hope this answers helpful to you
please mark it brainliest answer

Answer 2

if x=-1
then x^68+1/x^68
1^68+1×1^68
1+1=2
so,x^68+1/x^68=2