Find the exact value of y, or state that y is undefined.y = csc-1 

A.
B. - 
C. - 
D.


Answer: C

Mathematics

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Solve the problem.A satellite dish is shaped like a parabola. The signals that are received by the dish strike the surface of the dish and are reflected to a single point, where the receiver of the dish is located. If the dish is 14 feet across at its opening and 6.1 feet deep at its center, at what position should the receiver be placed?

A. 24.5 feet from the base along the axis of symmetry B. 0.1 feet from the base along the axis of symmetry C. 12.3 feet from the base along the axis of symmetry D. 2 feet from the base along the axis of symmetry

Mathematics

Write the system of linear equations represented by the augmented matrix. Use x, y, and z as the variables.

A.   

B.   

C.

D.  

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Solve the problem.10 percent of the people in one generation who have a certain physical characteristic will pass that characteristic on to the next generation. 70 percent of the people in one generation who do not have this characteristic will pass it on to the next generation. Construct the stochastic matrix that represents this situation with columns and rows labeled H and NH.

A.  

B.  

C.  

D.  

Mathematics

Find the value for the function.Find -f(x) when f(x) = 2x2 + 5x + 2.

A. 2x2 - 5x - 2 B. -2x2 - 5x + 2 C. -2x2 - 5x - 2 D. 2x2 - 5x + 2

Mathematics