Question

• The value of the expression is

Answer 1

Answer:
27

Explanation:
(a+b)^3
= (2+1)^3
= 3^3
= 27

I hope this helped! Please comment if you have any questions :)

Answer 2

Answer:

15

Step-by-step explanation:

$(a+b)^{3}-12$

= $(2+1)^{3}-12$

= $(3)^{3}-12$

=(27)-12

=15