Find an equation of variation for the given situation.y varies directly as z, and y = 24 when z = 168.
A. y = 
z
B. y = 7z
C. y = - 
z
D. y = -2z
Answer: A
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Perform the operation and write the result in standard form.
?
?
A. 
B. 
C. 
D. 
E. 
Integrate the function.
A. 
- 
cos 5? - 
sin 10? + C
B. 6? - 
cos 5? - 
sin 10? + C
C. 5 + 
cos 5? - 
sin 10? + C
D. 2 - 
cos 5? - 
sin 10? + C
Solve the problem.A basketball fieldhouse seats 15,000. Courtside seats sell for $8, endzone for $7, and balcony for $4. Total for a sell-out is $78,000. If half the courtside and balcony and all endzone seats are sold, the total is $46,000. How many of each type are there?
A. 3200 courtside 1800 endzone 10,000 balcony B. 4000 courtside 3000 endzone 8000 balcony C. 3000 courtside 2000 endzone 10,000 balcony
Use a graphing utility to obtain the plane curve represented by the given parametric equations.Witch of Agnesi: x = 3 cot t, y= 3 sin2 t, 0 ? t < 2?
A. 
B. 
C. 
D. 