Question

(a square +b square) (a square+ b square)-( a square-b square)(a square-b square)​

Answer 1

Answer:

4a^4b^4

Step-by-step explanation:

use (a+b)^2-(a-b)^2=4ab

Answer 2

Answer:

(a²+b²)² - (a²-b²)²

(a²+b²+a²-b²)(a²+b²-a²+b²)

2a²×2b²

4a²b²