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–172/2 =–86
–86/2=–43
–43/2=–21.5
the number is divided by 2 in each step
Answered by
1
-172÷2=-86, -86÷2=-43, -43÷2=-21.5, -21.5÷2=-10.75, -10.75÷2=-5.375, -5.375÷2=-2.6876......
Therefore the common ratio is 1/2.
Therefore the common ratio is 1/2.
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