F-1:
y=x+9
y-9=x
x-9=f-1
f-1(14)=14-9=5 f-1(5)=5-9=-4 f-1(-5)=-5-9=-14 f-1(25)=25-9=16
f(14)=14+9=24 f(5)=5+9=14 f(-5)=9-5=4 f(25)=25+9=34
Answer:
0
Step-by-step explanation:
This deals with simplification or other simple results.
I don't know the options but I guess it would be something like this:
40,000 < x < 50,000
Answer:
how long is the silde ti the nearest foot?
129
, and 
, we have
