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Primary Key · Answer 1 · 2019-08-09T14:32:52+0000

is equal to the
(k+1) th number in the
(n+1) th line in Pascal's triangle.

So,
is equal to the 4th number in the 10th line in Pascal's triangle, which is 84.

Use Pascal's Triangle to find (9 3). Someone help me please I don't have whatever-example-1

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