Question

x/3+9/x=4
quadratic equation​

Answer 1

Step-by-step explanation:

x/3 + 9/x = 4

(x²+27)/3x= 4

x²+27= 4x

x²-12x+27= 0

x²-9x-3x+27= 0

x(x-9) - 3(x-9)= 0

(x-3)(x-9)= 0

Either x= 3

or x= 9