Question

8/ Prove that a³+b³=(a+b)(a²-ab+b²)​

Answer 1

Step-by-step explanation:

a³-3ab(a-b)-b³ =(a-b)³

or. a³ - b³ = (a-b)³ + 3ab.(a-b)

or a³ - b³ =(a-b).{(a-b)²+3ab}

or. a³ - b³ =(a-b).(a²–2ab+b²+3ab)

or. a³ - b³=(a-b).(a²+ab+b²). Answer.

Answer 2

Step-by-step explanation:

I hope this is helpful for you