It should be D.
Step-by-step explanation:
here is the
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answer: x = 3 + β11 and x = 3 - β11
step-by-step explanation:
xΒ² - 6x + 9 = 11
(x - 3)Β² = 11
x - 3 = Β±β11
x = 3 Β± β11
x = 3 + β11 and x = 3 - β11