Please anyone if you can help me

Find the third,fifth and seventh term sequence described by each rule a(n)=n+1

An energy plant is looking into putting in a system to remove harmful pollutants from its emissions going into earth's atmosphere. the cost of removing the pollutants can be modeled using the function c = 25000p/100 -p what is the vertical asymptote?

Identify the graph of y = ln x + 1.