if x+1/x=4 then x2+1/x2 is equal to

Given, x+1x=4Squaring on both side, we have,x+1x2=42x2+2x1x+1x2=16x2+2+1x2=16x2+1x2=16-2x2+1x2=14

  • 8
What are you looking for?