1.

2 (a - 2b)²-(a - 2b) - 6​

Answer»

4a² - 16ab + 16b² - a + 2b - 6Step-by-step EXPLANATION:=> 2 (a - 2b)²- (a - 2b) - 6=> (2A - 4b)² - a + 2b - 6=> (2a)² - 2(2a)(4b) + (4b)² - a + 2b - 6=> 4a² - 16ab + 16b² - a + 2b - 6Thankyou~



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