Provide an appropriate response.Find f''(x) for f(x) = -7x9 + 5x2.
A. f''(x) = -504x7 + 10
B. f''(x) = -63x8 + 10x
C. f''(x) = 504x7 - 10
D. f''(x) = 504x8 + 10
Answer: A
Mathematics
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Find the first year's depreciation using the MACRS method of depreciation and the MACRS depreciation rates table. Round to the nearest dollar.MACRS Depreciation Rates 
Cost:$227,500Recovery period:7 years
A. $55,715 B. $45,500 C. $32,510 D. $22,750
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Graph the solution set of the system of linear inequalities and label the vertices (if any) of the solution set.
A. 
B. 
C. 
D. 
Mathematics
Simplify. Assume all variables represent nonnegative values.
A. 5
B. 25
C. 
D. 
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Write the interval as an inequality involving x, and illustrate the inequality using the real number line.[-9, 2)
A. -9 < x ? 2
B. -9 ? x < 2
C. -9 ? x < 2
D. x < 2
Mathematics