Write down its truth value. 1 ! = 0?

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  • ?
    Lv 7
    2 months ago

    1 ! = 1

  • 2 months ago

    1!= 1x0=0 

    In a sense if you say for example 8! will equal to 8x7x6x5x4x3x2x1x0. 

  • fcas80
    Lv 7
    2 months ago

    For all integer values of x > 1,  x! ≠  0;  if x = 1, x! ≠ 0.

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