Question

(a+2/a-1)(a-2/a-1) simplify by applying standard formula of (a+b)(a-b)​

Answer 1

Using (a + b) (a - b) = a² - b² Identity

a² - (2/a-1)²

a² - 4/a² - 2a + 1

(a³ - 2a + 1 - 4)/a² - 2a + 1

(a³ - 2a - 3)/a² - 2a + 1

Answer 2

Step-by-step explanation:

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