document.write( "Question 777463: find the total number of ancestors a person has in 8 generations preceding him, assuming there are no duplicates
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Algebra.Com's Answer #474091 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
Hint: \r
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\n" ); document.write( "\n" ); document.write( "This person has 2^1 = 2 parents, 2^2 = 4 grandparents, 2^3 = 8 great grandparents, etc etc
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