Math, asked by Nivvv, 2 months ago

expand (a-2b)^3,please help me

Answers

Answered by riyabansal0407

1

Answer:

a³-8b³-6a²b+6ab²

Step-by-step explanation:

(a-2b)³

a³-2b³-3×a×a×2b+3×a×2b×2b

a³-8b³-6a²b+6ab²

Using identity (a-2b)³=a³-b³-3a²b+3ab²

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