Question

evaluate (a+b) (a-b) (a^2+b^2)​

Answer 1

Answer:

( a⁴ - b⁴ )

Step-by-step explanation:

=> (a+b)(a-b)(a²+b²)

=> (a²-b²)(a²+b²)

{now, using formula (a+b)(a-b) = (a²-b²) just replace a with a² and b with b²}

=> (a⁴-b⁴)