State whether the function is a polynomial function or not. If it is, give its degree. If it is not, tell why not.f(x) = 
A. Yes; degree 3
B. Yes; degree -4
C. No; it is a ratio of polynomials
D. Yes; degree 4
Answer: C
Mathematics
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Use similar triangles to solve the application.A surveyor needs to determine the length L of a river, but he does not want to get wet. He lays out the similar triangles in the diagram. What is the length of the river?
A. 225 m B. 25 m C. 375 m D. 5625 m
Mathematics
Simplify the expression.
A. 
B. 
C. 
D. 
Mathematics
Use the product rule to multiply. Assume all variables represent positive real numbers.
? 
A. 4
B. 2
C. 8
D. 2
Mathematics
Solve the system using Cramer's Rule. If D = 0, use another method to complete the solution.7x + 6y = 572x + 3y = 24
A. {(2, 7)} B. {(3, 6)} C. ? D. {(3, 7)}
Mathematics