Mathematics
Grade10
Easy

Question

The constant ratio of the geometric sequence fraction numerator 3 over denominator 2 end fraction comma fraction numerator 1 over denominator 2 end fraction comma fraction numerator 1 over denominator 6 end fraction comma fraction numerator 1 over denominator 18 end fraction comma horizontal ellipsis is ______.

  1. fraction numerator 1 over denominator 3 end fraction    
  2. fraction numerator 3 over denominator 2 end fraction    
  3. 2    
  4. 6    

Hint:

Constant ratio = fraction numerator fraction numerator 3 over denominator 2 end fraction over denominator fraction numerator 1 over denominator 2 end fraction end fraction

The correct answer is: fraction numerator 1 over denominator 3 end fraction


    The given geometric sequence is fraction numerator 3 over denominator 2 end fraction comma fraction numerator 1 over denominator 2 end fraction comma fraction numerator 1 over denominator 6 end fraction comma fraction numerator 1 over denominator 18 end fraction comma horizontal ellipsis
    Constant ratio = fraction numerator fraction numerator 3 over denominator 2 end fraction over denominator fraction numerator 1 over denominator 2 end fraction end fraction
    = fraction numerator 1 over denominator 3 end fraction

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