Write a recursion formula for the sequence.8, -48, 288, -1728, . . .
A. an = -5an-1, a1 = 8
B. an = -12an-1, a1 = 8
C. an = -6an-1, a1 = 8
D. an = -11an-1, a1 = 8
Answer: C
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A. 9 ft B. 3 ft C. 1.5 ft D. 12 ft
In the given voting system, the weights represent, in order, voters A, B, C, and so on. Determine which voters are critical in the indicated coalition.[16 : 1, 5, 7, 9] ; coalition {A, C, D}
A. Only D is critical. B. Only C and D are critical. C. Only A is critical. D. None are critical.
Determine whether there is sufficient information for solving a triangle, with the given combination of angles and sides, by the law of sines.a, A, and C
A. Yes B. No
Solve the problem.The floor of a rectangular room is to be tiled with 
foot square tiles along a 9
foot wall. How many tiles will be needed along the wall?
A. 3
tiles
B. 28
tiles
C. 30 tiles
D. 27
tiles