Question

Simplify:- (4 -b)³ + (4 +b)³ + 3(4 -b)² (4+b) + 3(4-b) (4+b)²​

Answer 1

Step-by-step explanation:

let us consider (4-b) as a and (4+b) as b

we know that a^3+b^3+3a^2b+3ab^2=(a+b)^3

so, (4-b+4+b)^3

=8^3=512

Answer 2

Answer:

see the above attachment