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Go back to Pascal's triangle. Line 1 :...

Go back to Pascal's triangle.
Line `1 : 1 = 11^(@)`
Line `2 : 1, 1 = 11^(1)`
Line `3 : 1, 2, 1 = 11^(2)`
Make a conjecture about Line 4 and Line 5. Does your conjecture hold ? Does your conjecture hold for Line 6 too ?

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