Predict the general, or nth term, an, of the sequence.
, 
, 
, 
, 
, . . .
A. 
B. 
C. 
D. 
Answer: B
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Solve the system using the inverse matrix method.
A. x = -5, y = -10, z = -1; (-5, -10, -1) B. x = 16, y = -86, z = 5; (16, -86, 5) C. x = -48, y = -8, z = -9; (-48, -8, -9) D. x = 37, y = -50, z = 17; (37, -50, 17)
A bacteria culture is experiencing a growth pattern of 15% per hour in its population P; that is dP / dt = 015P; where P is the population of the culture and t is the time, in hours, from noon.
(a) Given that the town’s population at noon was 8000, find the solution of the equation assuming P0 = 8000 and k = 0.15 . (b) What will the population be at 5 pm? (c) What is the doubling time of the population?
Find the indicated composition.f(x) = x2 + 7; g(x) = 4x + 4Find (f ? g)(x).
A. (f ? g)(x) = 16x2 + 32x + 16 B. (f ? g)(x) = 4x2 + 32 C. (f ? g)(x) = 16x2 + 16x + 23 D. (f ? g)(x) = 16x2 + 32x + 23
Match the correct graph to the given function. y = -(x + 3)2 + 2
A. 
B. 
C. 
D. 