Question

Answer the following picture​

Answer 1

Answer:

4x^4-9/x^4

Step-by-step explanation:

(a+b) (a-b)=a^2- b^2

(2x^2+3/x^2)(2x^2-3/x^2)

(2x^2)^2 (3/x^2)^2

4x^4-9/x^4