Question

simplify ittttttttttttttttt

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Answer 1

Answer: a^4-b^4.

Step-by-step explanation:

(a+b)(a-b)(a²+b²)

Using (a+b)(a-b) = a²-b²

(a²-b²)(a²+b²)

Using (a²+b²) = (a – b)² + 2ab

(a²-b²)(a-b)²+2ab

(a²-b²)(a²-2ab + b²) +2ab

(a²-b²)(a²+b²)

Assuming (a²-b²) = a

(a²+b²) = b

So we'll get

a^4 - b^4