The graphs of two equations are shown. Use the intersection-of-graphs method to identify the solution to both equations.Line A: -x + 2y = 11 Line B: x + y = 1
A. (-2, 4)
B. (4, -3)
C. (4, -2)
D. (-3, 4)
Answer: D
Mathematics
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Solve the problem.Translate into the language of a derivative of the number of businesses with respect to time. N is the number of businesses in the downtown district after time t. The number of businesses downtown is decreasing at a slower and slower rate.
A. 
> 0, 
< 0
B. 
< 0, 
= k, k is a constant
C. 
< 0, 
> 0
D. 
< 0, 
< 0
Mathematics
Solve the problem.The shape and density of a thin shell are indicated below. Find the moment of inertia about the z-axis.Shell: upper hemisphere of x2 + y2 + z2 = 16 cut by the plane z = 0Density: ? = 5
A. Iz = 80?
B. Iz = 640?
C. Iz = 160?
D. Iz = 
?
Mathematics
Solve the equation.60 - 
= 
A. 
B. 
C. {4}
D. {224}
Mathematics
Find the limit.
sin
A. 
B. 1
C. 0
D. No limit
Mathematics