28/4 = 7...and since the price fell, it would be -7 per day
What are the actions that you can choose from?
Domain is the set of numbers you can use
usually, domain=all real numbers except those that divide by zero
so find those exceptions
find what numbers make deonenator equal to 0 and exclude them
x-23 is denom
x-23=0
x=23
doman is all real numbers except 23
I think you forgot to attach the image :(
keeping in mind that 21 months is more than a year, since there are 12 months in a year, then 21 months is really 21/12 years.


so, clearly, you can see who's greater.