Round as indicated.8.778 to the nearest tenth

A. 8.7
B. 8.8
C. 8.9


Answer: B

Mathematics

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Determine the standard equation of the hyperbola with the given characteristics.The vertices are at (-6, 0) and (6, 0), and the foci are at (-8, 0) and (8, 0).

A.  -  = 1
B.  -  = 1
C.  -  = 1
D.  -  = 1

Mathematics

Use the graph to find the average rate of change.

A. - 2
B. - 
C.
D. 2

Mathematics

To further justify the Cofunction Theorem, use your calculator to find a value for each pair of trigonometric functions below. In each case, the trigonometric functions are cofunctions of one another, and the angles are complementary angles. Round your answers to four places past the decimal point. ?  sin 23°, cos 67° ? 

A. sin 23° = 0.3907, cos 67° = -0.9205 B. sin 23° = -0.3907, cos 67° = 0.9205 C. sin 23° = 0.3977, cos 67° = 0.9135 D. sin 23° = 0.3907, cos 67° = 0.3907 E. sin 23° = 0.3857, cos 67° = 0.9205

Mathematics

Graph the solution of the system of linear inequalities.

A.

B.

C.

D.

Mathematics