Math, asked by aaaaaaaaaagg, 2 months ago

Expand (2a+b)²
Explain in detail

Answers

Answered by saipranathigoguladin

1

Answer:

4a²+4ab+b²

Step-by-step explanation:

(a+b) ²=a²+2ab+b²

just like that put a=2a and expand

Answered by mk8471139

1

Step-by-step explanation:

(2a+b)²

= 2a²+b²+2×2a×b

= 4a²+b²+4ab

(By using identity (a+b)²

= a²+b²+2ab)

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