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Click here to watch the video. Consider the function f(x) = 2x2 - 4x-1. a. Determine, without graphing, whether the function
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Given f(x) = 2x=48-1 f(x)=0 f() => 4X-4-0 4CX-1) = 0 x-1=0 X=1 a) PlCH) = 10, minimum .: function has minimum value b) f(x

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