What is the common ratio of the geometric sequence below ?
-2, 4, -8, 16, -32...
-4/2
-2/4
2/4
4/2
Please help!!!!
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Answer:
-2 or -4/2 option first
Step-by-step explanation:
common ratio = a2/a1 = a3/a2
=> 4/-2= -2 and -8/4= -2
therefore common ratio of the given sequence
= -2 or -4/2 option first
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