Question

The expanded from of(2a+b) 3 is

Answer 1

Answer:

8a^3 + b^3 +10a^2b + 5ab^2

Step-by-step explanation:

using identity (a + b)^3 = a^3 + b^3 + 3ab(a + b)

so, in this equation a is 2a and b is b

(2a)^3 + (b)^3 + 3(2a)(b){2a + b}

8a^3 + b^3 + 5ab(2a + b)

8a^3 + b^3 +10a^2b + 5ab^2

hope it helps you