Solve the equation.
= 
A. 
B. {28}
C. {14}
D. 
Answer: C
Mathematics
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Divide.167.812 ÷ 3 Round to the nearest thousandth.
A. 55.937 B. 5593.747 C. 5.5937 D. 55.947
Mathematics
Simplify the radical expression. Assume all variables represent nonnegative real numbers.
A. xy
B. xyz
C. x
D. xy
Mathematics
Find the derivative of the function.y = x ? csc 5x
A. 
= csc 5x - 5x ? csc 5x tan 5x
B. 
= csc 5x - 5x ? csc 5x cot 5x
C. 
= csc 5x - x ? csc 5x cot 5x
D. 
= csc 5x + 5x ? csc 5x cot 5x
Mathematics
The graphs of the two equations below are shown. The lines representing these equations may be the same, may intersect once, or may be parallel. Decide whether the system of equations in the problem has one solution, no solution, or an infinite number of solutions.
?
and 
?
?
A. one solution
B. no solution
C. infinite solutions
Mathematics