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Delicious77 [7]
3 years ago
13

What's the formula of(a+b)³ = ?​

Mathematics
2 answers:
zzz [600]3 years ago
6 0

Answer:

(a+b)³=a³+3a²b+3ab²+b³

Salsk061 [2.6K]3 years ago
6 0

Answer:

Step-by-step explanation:

Hello!

(a+b)(a+b)(a+b)

(a+b)(a+b) = a²+2ab + b²

(a²+2ab + b²) (a+b)=

a³ + a²b +  2a²b + 2ab² + ab² + b³ =

a³ + b³ +  2a²b + 2ab² + ab²  + a²b

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