Answer:
x² - 12x + 36
Explanation:
(x - 6)²
(x - 6)(x - 6)
x(x - 6) - 6(x - 6)
x² - 6x - 6(x - 6)
x² - 6x - 6x + 36
(x-6)(x-6)
=x^2-6x-6x+36
=x^2-12x+36
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