factorise x^2-y^2-2y+1...please help
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Hello !
x² - y² - 2y + 1
⇒ x² - y² -2×y×1 + 1²
⇒ x² - (y-1)²
⇒ (x - y +1)(x-y-1)
I hope the answer is correct !
Happy Holi !
x² - y² - 2y + 1
⇒ x² - y² -2×y×1 + 1²
⇒ x² - (y-1)²
⇒ (x - y +1)(x-y-1)
I hope the answer is correct !
Happy Holi !
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