Determine whether the expression represents a number that is positive, negative, or zero.1-5
A. Zero
B. Negative
C. Positive
Answer: C
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Using the Divergence Theorem, find the outward flux of F across the boundary of the region D.F = 20xz3i + 11yj - 5z4k; D: the solid wedge cut from the first quadrant by the plane 
and the elliptic cylinder x2 + 4y2 = 16
A. 44
B. 88
C. 
D. 176
Evaluate the integral.
A. 6i - 4j + 2k
B. 3i - 2j - 
k
C. 3i + 2j - 
k
D. 6i + 4j - 2k
Solve the problem.Dombro Construction Company needs to cut an arch for the top of a doorway. The arch needs to be 6 feet wide and 2 feet high. The arch will be a section of a circle, drawn using a stretched string with a pencil attached at the end as a compass. Using the coordinate system as shown in the drawing, find the y-coordinate of the point on the y-axis that would be the center of the circle. Round to the hundredths place.
?a = 3
A. -1.25 B. 1.09 C. 12.5 D. 1.39
Provide an appropriate response.Give the slope and the y-intercept of the line whose equation is given. Assume that B ? 0.Ax - By = C
A. m = 
; b = 
B. m = 
; b = - 
C. m = - 
; b = - 
D. m = - 
; b = 