Evaluate the spherical coordinate integral.
A. 
?2
B. 
?2
C. 
?
D. 
?
Answer: C
Mathematics
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Find all the first order partial derivatives for the following function.f(x, y) = ln 
A. 
= -ln
; 
= ln 
B. 
= 
; 
= 
C. 
= - 
; 
= 
D. 
= -ln 
; 
= ln 
Mathematics
Find the expected value.A new light bulb has been found to have a 0.02 probability of being defective. A shop owner receives 500 bulbs of this kind. How many of these bulbs are expected to be defective?
A. 20 B. 100 C. 10 D. 500
Mathematics
Find the range of the given function.f(x) = -3x2 - 12x - 17
A. [2, ?) B. (-?, -2] C. (-?, -5] D. [5, ?)
Mathematics
Form a polynomial f(x) with real coefficients having the given degree and zeros.Degree: 4; zeros: 3i and -5i
A. f(x) = x4 - 3x3 + 34x2 + 225 B. f(x) = x4 + 34x2 + 225 C. f(x) = x4 + 34x2 -5x + 225 D. f(x) = x4 - 5x2 + 225
Mathematics