What is the equation of the exponential function that passes through the points (2,264) and (6,4044) and has a horizontal asymptote at y=12? Please show all work

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

With both problems. a.s.a.p directions on photo ^

If angle b measures 25°, what is the approximate perimeter of the triangle below? 10.3 units 11.8 units 22.1 units 25.2 units