Question

please solve the question.
very urgent explain it in process
step by step ​

Answer 1

Answer:

n=1

16×2^1+1 -4×2^1

=__________________

16×2^1+2 -2×2^1+2

16×4 -8

=________

16×8-2×8

64-8

=_____

128-16

=56/112

=1/2 proved