math

How many three-symbol codes can be formed from the letters I,S,P, and Y without repetition?

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  2. 👎 0
  3. 👁 40
  1. 4*3*2 = 24

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    posted by Jai
  2. I S P

    I S Y

    I P S

    I P Y

    I Y S

    I Y P

    S I P

    S I Y

    S P I

    S P Y

    S Y I

    S Y P

    P I S

    P I Y

    P S I

    P S Y

    P Y I

    P Y S

    Y I S

    Y I P

    Y S I

    Y S P

    Y P I

    Y P S

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