Manuel is choosing a 3 -letter password from the letters A, B, C, D, and E. The password cannot have the same letter repeated in it. How many such passwords are possible?

Question

asked Jan 28, 2018 229k views

1 Answer

Joanmacat · Answer 1 · 2018-02-01T19:16:37+0000

Here they are... ABC ABD ABE ACB ACD ACE ADB ADC ADE.. Just do the same thing with the others... Ex. BCD BDE BCE BCA BDA BDC BDE etc.