Simplify.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Write the equation for the plane.The plane through the point P(-5, -3, -2) and parallel to the plane 
A. 5x + 7y + 4z = -49 B. 4x + 5y + 7z = 49 C. 4x + 5y + 7z = -49 D. -5x - 3y - 2z = -49
Mathematics
Find all the second order partial derivatives of the given function.f(x, y) = 
A. 
= 
; 
= - 
; 
= 
= 
B. 
= - 
; 
= 
; 
= 
= 
C. 
= - 
; 
= 
; 
= 
= 
D. 
= - 
; 
= 
; 
= 
= 
Mathematics
Find the volume of the solid generated by revolving the region about the y-axis.The region enclosed by the triangle with vertices (0, 0), (4, 0), (4, 2)
A. 
?
B. 64?
C. 
?
D. 
?
Mathematics
For a full wave rectified sine wave, find v if VPK = 62 V, f = 60 Hz, and t = 4.4 msec.
a. 0 v b. 31.0 v c. 45.6 v d. 61.8 v e. 62.0 v
Mathematics