Question

) Name the lines given in all possible I ways
choosing only two letters at a time the bour
given.

A B C D
​

Answer 1

Answer:

Answer: AB, AC, AD, BA ,BC, BD, CD ,CA, CB, DA,DB,DC

Answer 2

Answer:

AB,AC,AD,BA,BC,BD,CA,CB,CD,DA,DB,DC.

Here some possible lines name on given alphabet.