Question

4(a - 1)² - 4(a - 1) - 3​

Answer 1

Answer:

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Step-by-step explanation:

$4(a - 1) {}^{2} - 4(a - 1) - 3 \\ \\ 4( {a}^{2} - 2a + 1) - 4a + 4 - 3 \\ \\ 4 {a}^{2} - 8a + 4 - 4a + 4 - 3 \\ \\ 4 {a}^{2} - 8a - 4a + 4 + 4 - 3 \\ \\ 4 {a}^{2} - 12a + 5$