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Can someone please tell me how to find, for example, the 5th number in the 50th row of Pascal's Triangle? Do I have to draw out all 50 rows or is there a short cut? Thanks in advance.

 Sep 22, 2016
 #1
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draw 50 dots but each do counts a three smiley

 Sep 22, 2016
 #2
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Assuming that the first row is "Row 0 "..... the 5th number in row 50 will be given  by  the combinatoric  C(50, 4)   = 230.300

 

 

 

 

cool cool cool

 Sep 22, 2016
 #3
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What if I cant use a calculator?

 Sep 22, 2016

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