Find the derivative.y = 109x
A. (90 ln 9)109x
B. (9 ln 10)109x
C. (10 ln 9)109x
D. (90 ln 10)109x
Answer: B
Mathematics
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- 7 = x
A. 
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C. 
D. 
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Find the property tax. Round to the nearest cent.
A. $67,620.00 B. $676.20 C. $6762.00 D. $2816.33
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Use elimination by substitution to find the solution for the following system.
A. x = 1, y = 2 B. x = 0, y = 3 C. x = -3, y = 0 D. The system is inconsistent.
Mathematics
Solve the problem.Determine a polynomial that represents the area of a square having sides of length 
A. 36x2 + 84xy - 49y2 B. 36x2 - 42xy + 49y2 C. 36x2 - 84xy + 49y2 D. 36x2 - 84x + 49y
Mathematics