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) = -x2 - 16x - 64; x = 8
A. Critical number, relative minimum at (8, -144)
B. Critical number, relative maximum at (8, -144)
C. Critical number but not an extreme point
D. Not a critical number
Answer: D
Mathematics
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compressed horizontally by a factor of 2
A. y = 1 + 
B. y = 1 + 
C. y = 
+ 
D. y = 2 + 
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A. Contrary B. Consistent
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A. 
B. 
C. 
D. 
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Solve.x(56 + 7x) = 0
A. 0, -8 B. -28 C. -7, -8 D. -8
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