Find all rational zeros of f. Then (if necessary) use the depressed equation to find all roots of the equation f(x) = 0.f(x) = x4 - 3x3 - 7x2 + 9x + 12
A. {-1, 4, -
, 
}
B. {-4, -1, -
, 
}
C. {-4, 1, -
, 
}
D. {1, 4, -
, 
}
Answer: A
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What will be an ideal response?
Identify the cut edges in the graph or say there are none.
A. DE, EF, and DF B. None C. BD, CE, and FI D. AB, AC, CH, BG, GI, and HI
Express the relationship between a small change in x and the corresponding change in y in the form 
.f(x) = x
A. dy = 
dx
B. dy = 
dx
C. dy = 
dx
D. dy = 
dx
State the domain and range of the function.f(x) = 4x + 1
A. Domain= (-?, 0) ? (0, ?); range = (1, ?)
B. Domain = (-?, ?); range = 
C. Domain = (-?, ?); range = (1, ?)
D. Domain= (-?, ?); range = (-?, ?)