Question

solve the above equation

Answer 1

x+1/x=4

1. (x+1/x)^2=4^2

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

2. (x^2+1/x^2)^2=14^2

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

x^4+1/x^4=194.

HOPE IT HELP U!!!

Answer 2

$x + \frac{1}{x} = 4$
$= 2x + 1 = 4$
$2x = 4 - 1$
$2x = 3$
$x = 1.5$
It is solved by linier eqation