Solve the problem.There are currently 73 million cars in a certain country, decreasing by 2.5% annually. How many years will it take for this country to have 54 million cars? Round to the nearest year.
A. 3 yr
B. 8 yr
C. 12 yr
D. 118 yr
Answer: C
Mathematics
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Find the derivative of the function at P0 in the direction of u.f(x, y) = ln(10x + 5y), P0(7, 9), u = 6i + 8j
A. 
B. 
C. 
D. 
Mathematics
Find the equation of the parabola with the given properties.Vertex: (-4, -2); vertical axis of symmetry; containing the point (-6, 6)
A. 
(x + 4) = (y + 2)2
B. 
(x + 2) = (y + 4)2
C. 
(y + 2) = (x + 4)2
D. 
(y + 4) = (x + 2)2
Mathematics
Divide using synthetic division.
A. x3 + 3x2 + 9x + 27 + 
B. x3 + 3x2 + 9x + 27 + 
C. x3 - 3x2 + 9x - 27 + 
D. x3 + 3x2 + 9x + 27
Mathematics
Find the distance between P and Q and the coordinates of the midpoint of the segment joining P and Q.
A. 5
; 
B. 3
; 
C. 3
; 
D. 3
; 
Mathematics