Find the potential function f for the field F.F = 
A. f(x, y, z)= ln 
B. f(x, y, z) = 
- 
+ 
C. f(x, y, z) = 
D. f(x, y, z) = ln (y - x - z)
Answer: A
Mathematics
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Find the volume of the solid generated by revolving the region about the y-axis.The region in the first quadrant bounded on the left by the circle x2 + y2 = 25, on the right by the line 
, and above by the line y = 5
A. 125?
B. 
?
C. 
?
D. 
?
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Graph the function.y = - 
A. 
B. 
C. 
D. 
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Find the unknown value.What percent of 70 is 56?
A. 120% B. 125% C. 75% D. 80%
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Factor completely. If the polynomial is prime, state this.x2 + 2xy - 8y2
A. (x + 4y)(x - 2y) B. (x - 4y)(x + 2y) C. (x - y)(x + 2y) D. (x - 4y)(x + y)
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