Math, asked by mohdfuzankhan, 1 month ago

4(2a+b)²-(a-b)²
it is urgent please tell me the answer

Answers

Answered by kalpnajha1986kp

1

Answer:

4 2b² - a is the correct answer and pls Thnx me

Answered by poojithashankar2008

4

solution

4 ( 4a ² + 4ab + b² ) - ( a - b ) ²

16a² + 16ab + 4b ² - ( a - b ) ²

16a ² + 16ab + 4b ² - ( a² - 2ab + b² )

16a² + 16ab + 4b ² - a² + 2ab - b²

15a² + 16ab + 4b² + 2ab - b²

15a² + 18ab + 4b² - b²

15a² + 18ab + 3b²

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