Find ?f.f(x, y, z) = 
A. F = 
i + 2yj + 2zk
B. F = 
i + 
j + 
k
C. F = 
(x2 + y2 + z2)i + 
j + 
k
D. F = 
i + 
j + 
k
Answer: B
Mathematics
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A. 73.6428794° B. 196.357121° C. 163.642879° D. 16.3571206°
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Provide an appropriate response.Find the sum of the infinite geometric sequence (if it exists): 7, 
, 
, . . .
Fill in the blank(s) with the appropriate word(s).
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A. 0.4% B. 5% C. 6% D. 4%
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Equations are given whose graphs enclose a region. Find the area of the region.
?
, 
, 
and 
?
A. 
B. 
C. 
D. 
E. 
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