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How many 4 character codes can you make from 6 symbols if repeats are allowed?

This is permutation with repetition because every position matters and the same symbol can be used multiple times.

Exact result

1,296

6 choices for 4 ordered positions gives 1,296.

Each slot has 6 choices, so the total is 6 multiplied by itself once per slot.

Worked steps

Show your work

  1. Inputs: n = 6, r = 4
  2. Formula: n^r
  3. Substitute: 6^4
  4. Steps: multiply 6 by itself 4 times
  5. Result: 6 choices for 4 ordered positions gives 1,296.

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Each slot has 6 choices, so the total is 6 multiplied by itself once per slot.

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