Question

x minus one by X equal to 3 solve the quadratic equation by factorisation​

Answer 1

Answer:

Step-by-step explanation:

X+1/X=3

THEN,(X+1/X)^2=3^2

X^2+1/X^2+2=9

SO, X^2+1/X^2 =9-2

=7

Answer 2

Answer:

x - 1/x = 3

(x^2-1)/x = 3

x^2 -1 = 3x

x^2 - 3x -1 = 0