The sequence is defined recursively. Write the first four terms.a1 = 4; an = 3an-1
A. a1 = 9, a1 = 27, a2 = 81, a4 = 162
B. a1 = 4, a1 = 14, a2 = 38, a4 = 110
C. a1 = 4, a1 = 11, a2 = 10, a4 = 9
D. a1 = 4, a2 = 12, a3 = 36, a4 = 108
Answer: D
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Solve the problem.Find equations for the horizontal and vertical tangent lines to the curve 
A. Horizontal: y = 0 at (0, 0), y = at 
; vertical: x = 
at 
, x = - 
at 
B. Horizontal: y = 
at 
, 
at 
; vertical: 
C. Horizontal: y = 7 at (7, 0), y = 0 at 
; vertical: x = 
at 
, x = - 
at 
D. Horizontal: y = 
at 
, y = - 
at 
; vertical: x = 0 at (0, 0), x = 7 at 
Solve the problem.The sum of the numbers 14.332, 19.631, 20.572, 21.315, and 24.15 is 100.000. Adjust the list so that the numbers are shown to the hundredths place and their sum is 100.00.
A. 14.34, 19.62, 20.57, 21.32, 24.15 B. 14.34, 19.63, 20.57, 21.31, 24.15 C. 14.33, 19.63, 20.57, 21.32, 24.15 D. 14.33, 19.63, 20.58, 21.31, 24.15
Determine whether the indicated ordered pair lies on the graph of the given equation.y = 6x2 + 1, (-1, -5)
A. Yes B. No
Use the graph of f to solve the inequality.f(x) > 0
A. (-3, 0) ? (1, 2) B. (-3, 0) ? (1, ?) C. (-?, -3) ? (0, 1) D. (1, 2)