Question

If a + b =1, then the value of a³ + b³ + 3ab is? a)1 b)– 1 c)2
d)– 2

Answer 1

Answer:

The answer is a) 1

Please check it

Mark it Brainlist

FOLLOW ME

THANK YOU

Step-by-step explanation:

ANSWER ::

a³ + b³ + 3ab

= a³ + b³ + 3ab × 1

= a³ + b³ + 3ab(a+b)

= ( a+b) ³

= 1³

= 1