Question

by using standart form expand (2a+b)^3​

Answer 1

(2a+b)^3

Step-by-step explanation:

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

(2a+b)^3=(2a)^3+b^3+3×2a×b(2a+b)

=8a^3+b^3+12a^2b+6ab^2

1. Hope it helps you!!

Answer 2

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$(2a + b)^{3} \\ = ( {2a)}^{3} + (b)^{3} + 3(2a)^{2} (b) + 3(2a)(b {)}^{2}$

${8a}^{3} + b ^{3} + 6 {a}^{2} b + 6ab ^{2}$