Question

Solve the problem by using
Binomial theorem​

Answer 1

(a+b)³ = a² + b² + 2ab

By using this formula you can do this

(1+x)³ = 1³ + x³ +2(1)(x)

(1+x)³ = 1 + x +2x

(1+x)³ = 4x³

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