Question

(a^2– 6^2) (a^2 +6²) – (a^2– b^2)^2simplify​

Answer 1

Answer:

Step-by-step explanation:

(a² - b²)(a² + b²) - (a² - b²)²

using formula (a+b)(a-b)=a²-b²

a∧4 - b∧4 - (a∧4 + b∧4 - 2a²b²)

a∧4 - b∧4 - a∧4 - b∧4 + 2a²b²

2a²b² - 2b∧4

2b²(a² -b²)

2b(a+b)(a-b) Ans