Question

if x - one by X equal to 4 then evaluate x square subtract
one by x square​

Answer 1

Answer:

-8

Step-by-step explanation:

x-1/x=4

x-1=4x

or 4x=x-1

4x -x = -1

3x = -1

x = -1/3

×^2 -1 / x^2 = -1/3^2 - 1/ -1/3^2

1/9 - 1 / 1/9

-8/9 ×9/1

= -8