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    Parents, grandparents, great grandparents, ... | 
  2018-02-28 | 
   
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  From jessica: every person has 2 birth parents, 4 birth grandparents, and so on. These people are known as ancestors. How many ancestors does a person have in each generation? write in exponential form. 3ed generation, great-grandparents? 4th generation? 10th generation? Answered by Penny Nom. | 
   
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