The correct answer is b. c=6k+55
Answer:
I hope this helps you
Step-by-step explanation:
y=x+9
x=y-9 f^-1 (x)= x-9
x=5 f^-1 (5)=5-9 = -4
f (f^-1))=f (-4)=?
x= -4
f (-4)=-4+9
f (-4)= 5
-8/5 is the correct answer
Answer:
6x^2-3x
Step-by-step explanation:

Hope this helps!