Find the requested value.Find cos ? if sec ? = and csc ? = - .

A. - 
B.
C.
D. - 


Answer: C

Mathematics

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Use the given transformation to evaluate the integral.     Rwhere R is the parallelepiped bounded by the planes   

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A. 8190
B. 36855
C. 73710
D. 32760

Mathematics

Evaluate the function for the indicated input and interpret the result.A(4, 22, 6) where A(w, ?, h) = w?h.  (f computes the volume of a rectangular solid with width w, length ?, and 

A. A(4, 22, 6) = 528  The volume of a rectangular solid with width 4, length 22, and height 6 is 528. B. A(4, 22, 6) = 264  The volume of a rectangular solid with width 4, length 22, and height 6 is 264. C. A(4, 22, 6) = 616  The volume of a rectangular solid with width 4, length 22, and height 6 is 616. D. A(4, 22, 6) = 616  The volume of a rectangular solid with length 4, width 22, and height 6 is 616.

Mathematics

Solve the problem.There were 883 billionaires in a certain country this year and 81 billionaires in this same country two years ago. Find the unit ratio of the number of billionaires this year to the number from two years ago. What does your result mean in this situation?

A. ; The number of billionaires this year was 11.6 times greater than two years ago. 
B. ; The number of billionaires this year was 0.1 times greater than two years ago. 
C. ; The number of billionaires this year was 10.9 times greater than two years ago. 
D. ; The number of billionaires this year was 10.5 times greater than two years ago. 

Mathematics

Complete the ordered pair for the given equation.(-10, ); y = -3x - 10

A. (-10, 20) B. (-10, 2)  C. (-10, 8) D. (-10, -10) 

Mathematics