Graph the function.y = -4 sin  - 2

A.

B.

C.

D.


Answer: C

Mathematics

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Plot the point in the rectangular coordinate system.(4, 5) 

A.

B.

C.

D.

Mathematics

Provide an appropriate response. For crowd control, the facilities crew placed a rope around a basketball court. The area roped off is 120 feet by 60 feet. Posts are placed every 20 feet to hold the rope. How many posts are needed?

A. 16 posts B. 14 posts C. 18 posts D. 20 posts

Mathematics

Solve the problem.The stiffness of a rectangular beam is proportional to its width times the cube of its depth. Find the dimensions of the stiffest beam than can be cut from a  cylindrical log. (Round answers to the nearest tenth.)

A. w = 6.5; d = 8.5 B. w = 6.5; d = 10.5 C. w = 4.5; d = 10.5 D. w = 5.5; d = 9.5

Mathematics

Solve the problem.The diagram shows the roads connecting four cities. Write a matrix to represent the number of routes between each pair of cities without passing through another city.WZXY

A.         
B.         
C.         
D.         

Mathematics