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OpenStudy (anonymous):
Evaluate x^2-4x+1 and x=2
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OpenStudy (anonymous):
-3
OpenStudy (anonymous):
substitute 2 for x
OpenStudy (anonymous):
plug 2 into the equation. so (2)^2 - 4(2) +1 = 4-8+1=-3
OpenStudy (anonymous):
-3
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