1-(8а- 3)2

Question

1-(8а- 3)2

Answer 1

решение во вложении

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Answer 2

1 - (8a - 3)² = 1 - (8a)² - 2·8a·3 + 3² = 1 - 64a² - 48a + 9 = -64a² - 48a + 10