Which expression has an estimated product of 60

What are the vertical asymptotes of the function f(x) =5x+5/x2 + x-2

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180