Question

(a2 + b2) (- a2 + b2)​

Answer 1

Answer:

Hey mate! Here's your answer:

Step-by-step explanation:

(a² + b²)(-a² + b²)

-a⁴ + a²b² - a²b² + b⁴

b⁴ - a⁴.

HOPE IT HELPS YOU! :):):)

Answer 2

Step-by-step explanation:

(a2+b2) (-a2+b2)

=(b2+a2) (b2-a2)

=b4-a4