Find the partial derivative of the dependent variable or function with respect to each of the independent variables.z = 
A. 
= - 
; 
= - 
B. 
= - 
; 
= - 
C. 
= - 
; 
= - 
D. 
= 
; 
= 
Answer: B
Mathematics
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function is f(x) = ex, where e is the natural base.
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Solve the problem.If v = 9i + 12j, find 
.
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B. 225
C. 15
D. 
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