Find the first term and the common ratio of the geometric sequence.3, -12, 48, -192, 768, . . .
A. a1 = -4, r = 12
B. a1 = 3, r = - 
C. a1 = 3, r = -4
D. a1 = -4, r = 4
Answer: C
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A. 0.423 B. 0.865 C. 0.515 D. 0.092
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A. 11x - 2 B. 8x - 2 C. 11x - 6 D. 11x - 14
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