Evaluate the line integral along the curve C.
ds , C is the path given by:C1: r(t) = (3 cos t)i + (3 sin t)j from (3, 0, 0) to (0, 3, 0)C2: r(t) = (3 sin t)j + (3 cos t)k from (0, 3, 0) to (0, 0, 3)C3: r(t) = (3 sin t)i + (3 cos t)k from (0, 0, 3) to (3, 0, 0)
A. 0
B. 
C. - 
?
D. 
?
Answer: B
Mathematics
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A. - 
, - 
B. 
, 
C. - 
, - 
D. 
, 
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