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OpenStudy (anonymous):
Which of the following is the formula for the geometric sequence? 2, 6, 18, 54, ... A.an = 3(2)n-1 B. an = 2(4)n-1 C.an = 2(3)n-1
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Parth (parthkohli):
I answered one of these questions half an hour ago. Answer is C btw.
Parth (parthkohli):
You can check it with any of the numbers.
Parth (parthkohli):
To find the second one, you'll get 2*3^1 = 6.
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