Question

x² - y² – 2y - 1 factorize it​

Answer 1

Answer:

${x}^{2} - {y}^{2} - 2y - 1 \\ = ( {x}^{2} - {1}^{2} ) - y(y + 2) \\ = (x + 1)(x - 1) - y(y + 2)$

Answer 2

Step-by-step explanation:

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