Sketch the surface z = f(x,y).f(x, y) = - 
A. 
B. 
C. 
D. 
Answer: B
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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
Decide whether or not the points are the vertices of a right triangle.(8, -7), (14, -5), (20, -12)
A. No B. Yes
Solve for the variable.-7x = -63
A. 56 B. -56 C. 9 D. 2
Provide an appropriate response.Write the smallest five-digit number possible using the digits 5, 3, and 9. Use each digit at least once.
A. 35,339 B. 33,593 C. 33,395 D. 33,359