What is the answere answer because i want to know if i got it right

The conversion factor relating feet to meters is 1 ft=0.305 m. keep in mind that when using conversion factors, you want to make sure that like units cancel leaving you with the units you need. you have been told that a certain house is 164 m2 in area. how much is this in square feet?

What are the domain and range of the function f(x)=2^x+1

Can someone tell me if this is perpendicular? !