Examine the function 
for relative extrema and saddle points.
?
?
A. relative minimum: 
B. relative minimum: 
C. relative maximum:
D. saddle point:
E. saddle point: 
Answer: D
Mathematics
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+ z3
A. ?f = 
i + 
j + 
k
B. ?f = 
i + 
j + 
k
C. ?f = 
i + 
j + 
k
D. ?f = 
i + 
j + 
k
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A. x2 - 3xy - 54y2 B. x2 - 3xy - 3y2 C. x - 3xy - 54y D. x2 - 6xy - 54y2
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Find the next term of the sequence. ? 7, -26, 29, -48, ... ??
A. -59 B. 62 C. 59 D. 51 E. -51
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Multiply.(x + 5)(x2 - x + 7)
A. x3 + 4x2 + 2x + 35 B. x3 + 35 C. x3 + 4x2 + 35 D. x3 + 6x2 + 12x + 35
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