Evaluate dz.z = x3 - 5xy2 + 7y; x = -2, y = -3, dx = -0.03, dy = -0.03
A. 2.79
B. 2.58
C. -0.12
D. 0.33
Answer: B
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Find the flux of the vector field F across the surface S in the indicated direction.F(x, y, z) = xzi + yzj + k , S is the cap cut from the sphere x2 + y2 + z2 = 9 by the plane 
direction is outward
A. 
?
B. 35?
C. 
?
D. - 
?
Solve. Write the answer in simplest form.Marty jogged 
of a mile from home and then rested. Then he continued jogging another 
of a mile until he discovered his watch had fallen off. He walked back along the same path for 
of a mile until he found his watch. Find how far he was from his starting point.
A. 
mi
B. 
mi
C. - 
mi
D. 
mi
Perform the indicated operation(s), whenever possible.Let A = 
and B = 
. Find A - B.
A.
[-3]
B. 
C. 
D. 
The graph of an exponential function is given. Select the function for the graph from the functions listed.
A. f(x) = 3x - 1 B. f(x) = 3x - 1 C. f(x) = 3x D. f(x) = 3x + 1