Find the unknown in each item. 1. C(8, 3) =. 2. C(n, 4) = 15 3. C(8, r) = 28 4. C(9, 9) = 5. C(n, 3) = 35 6. C(10, r) = 120 7. C(n, 2) = 78 8. C(11, r) = 165 9. C(8, 6) 10. C(14,10) = %3D %3! %3D %3D %3D %3D %3D

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