Decide if the given value of x is a critical number for f, and if so, decide whether the point is a relative minimum, relative maximum, or neither.f(x) = 3x4 - 4x3 - 12x2 + 24; x = 0
A. Critical number but not an extreme point
B. Critical number, relative maximum at (0, 24)
C. Critical number, relative minimum at (0, 24)
D. Not a critical number
Answer: B
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i + 
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i + 
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; y-intercept: 
A. f(x) = - 
x - 
B. f(x) = 
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C. f(x) = - 
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