Which phrases can be represented by the algebraic expression 2x+1

Which of the following is the rational exponent expression of 6 root f

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?

What is the the greatest common factor ?