Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 
B. 
C. 7 - x2
D. 
Answer: D
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Find all local extreme values of the given function and identify each as a local maximum, local minimum, or saddle point.
A. f
= 
, local minimum
B. 
saddle point
C. f(6, 6) = 1,080, local maximum
D. f
= 
, local minimum
Express the data in the graph as ordered pairs, letting the first coordinate represent the year and the second coordinate the amount.Total Advertisement Spending for Soccer Tournament
A. (2003, 152.81), (2004, 155.38), (2005, 157.12), (2006, 158.27), (2007, 160.24), (2008, 162.98) B. (1, 152.81), (2, 155.38), (3, 157.12),( 4, 158.27), (5,160.24), (6, 162.98) C. (2003, 155.38), (2004, 152.81), (2005, 157.12), (2006, 160.24), (2007, 158.27), (2008, 162.98) D. (152.81, 2003), (155.38, 2004), (157.12, 2005), (158.27, 2006), (160.24, 2007), (162.98, 2008)
Multiply.0.1 × 69.87
A. 0.6987 B. 69.87 C. 6.987 D. 698.7
Find the vertex and axis of symmetry of the graph of the function.f(x) = x2 - 4x
A. (4, -2); x = 4 B. (-2, 4); x = -2 C. (-4, 2); x = -4 D. (2, -4); x = 2