Question

2^m - 2^n=56
=2^n(2^m-n -1)= 2^3(2^3 -1)
=> n=3 and m=6
Question-
Does anyone know what formula was used in step 2

Answer 1

Answer:

I don't know bx,fmlgcmfdsk,hdgvzkfnxxJcnzmgxjdahaueoyb nczkgbxjflhcmvfsitf