Evaluate the given binomial coefficient.
A. 
B. 1
C. 4
D. 5
Answer: D
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Find all the second order partial derivatives of the given function.f(x, y) = ex/y
A. 
= 
; 
= ex/y
; 
= 
= -ex/y
B. 
= 
; 
= 
; 
= 
= 
C. 
= 
; 
= -ex/y
; 
= 
= ex/y
D. 
= 
; 
= ex/y
; 
= 
= -ex/y
Find the area if the distance between two adjacent dots in a row or column is one unit.
A. 8 B. 6 C. 9 D. 7
Find a rectangular equation for the curve and describe the curve.x = 
, y = t - 3; -3 ? t ? 3
A. y = x3 - 3; portion of a cubic graph B. y = (x + 3)3; portion of a cubic graph C. y = (x - 3)3; portion of a cubic graph D. y = x3 + 3; portion of a cubic graph
Find the work performed when the given force F is applied to an object, whose resulting motion is represented by the displacement vector d. Assume the force is in pounds and the displacement is measured in feet.
?
?
A. 3,720 ft-lb B. 3,690 ft-lb C. 3,730 ft-lb D. 3,700 ft-lb E. 3,740 ft-lb