Find the missing number in the series: 2, 5,__ , 19 , 37, 75

1. 10 2. 9 3. 7 4. 8

  • Deepshikha
  • 09 जनवरी
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  • 1016 उत्तर
Your Answer

its a series of alternate  multiplication of a number by 2 and that nuber is once added by 1 and next term then subtracted by 1
 so answer will be 9

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