Question

(a+b)=a3+3a2+3ab2+b2​

Answer 1

Answer:

(a+b)³=a³+3a²b+3ab²+b³

Is the answer what you need.....

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Answer 2

Answer:

WRONG IDENTITY MATE..

Step-by-step explanation:

IT WILL NOT BE ,

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

BUT IT WILL BE,

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