Answer:
36 minutes
Step-by-step explanation:
2 hours in minutes is 120
120-84
36 minutes
(3^x-2)/9^x=1/3^x-2/9^x
which converges by thereom
it converges to 10/72=5/36
id show work if i could but take my word,
if u cant solve it try working out a few partial sums
N+n<8
is that what you are looking for?
