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andijo76

  • 4 years ago

Evaluate 12C8 (Points : 2) 24 1680 11880 495

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  1. jim_thompson5910
    • 4 years ago
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    n C r = (n!)/(r!(n-r)!) 12 C 8 = (12!)/(8!*(12-8)!) 12 C 8 = (12!)/(8!*4!) 12 C 8 = (12*11*10*9*8!)/(8!*4!) 12 C 8 = (12*11*10*9)/(4!) 12 C 8 = (12*11*10*9)/(4*3*2*1) 12 C 8 = (11880)/(24) 12 C 8 = 495 So the answer is choice D

  2. andijo76
    • 4 years ago
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    cool thanks

  3. jim_thompson5910
    • 4 years ago
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    yw

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