Question

expansion of (a+1)³​

Answer 1

Answer:

hey,formulae of (a+b)³=a³+b³+3a²b+3ab²

Step-by-step explanation:

a³+1+3a²+3a

is the required expansion

mark as brainliest if this helps

Answer 2

Step-by-step explanation:

if (a+b)^3= a^3+a^2b+ab^2+b^3

$(a + 1) ^{3} = a ^{3} + 3{a}^{2} + 3{a} + 1$