Math, asked by patelragim, 26 days ago

Factorise : 4( 2a + b )² - ( a - b )²

Answers

Answered by kasaudhanamar0000

0

Answer:

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Answered by poojithashankar2008

1

4 ( 2a + b ) ² - ( a - b ) ²

4 ( 4a² + 4ab + b² ) - ( a - b ) ²

16a² + 16ab + 4b² - ( a - b ) ²

16a² + 16ab + 4b² - ( a² - 2ab + b² )

16a² + 16ab + 4b² - a² - 2ab + b²

15a² + 16ab + 4b² + 2ab - b²

15a² + 18ab + 4b² - b²

15a² + 18ab + 3b²

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