Graph the hyperbola.
- 
= 1
A. 
B. 
C. 
D. 
Answer: C
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Find the derivative of the function at P0 in the direction of u.f(x, y, z) = -9x + 3y + 8z, P0(10, -6, 7), u = 3i - 6j - 2k
A. - 
B. - 
C. - 7
D. - 10
Solve the problem.When the possible values of a numerical variable change by minimum increments, the variable is called
A. continuous. B. qualitative. C. discrete. D. categorical. E. none of these
Provide an appropriate response. A plane is flown from an airport due east for 34 mi and then turns 20° north of east and travels 76 mi. How far is the plane from the airport?
A. 110.0 mi B. 108.6 mi C. 93.27 mi D. 71.86 mi
Let matrix A represent the sales (in thousands of dollars) of a toy company in 1994 in three cities, let B represent the sales in the same cities in 1995, and let C represent the sales in the same cities in 1996. 
A = 
; B = 
; C = 
What is the change in sales between 1994 and 1996?
What will be an ideal response?