Answer:
A
Step-by-step explanation:
9:16 -> 3:8
How?
Divide each side by 2 (the GCF).
10:12 -> 5:6
How?
Divide each side by 2 (the GCF).
20:16 -> 5:4
How?
Divide each side by 4 (the GCF).
24:36 -> 2:3
How?
Divide each side by 12 (the GCF).
Answer:
f^-1(x)=x/2+1
Step-by-step explanation:
First observe that if ,
Let and . It follows that
Now let , so . Solving for ,
which means
Now solve for .
(note that we assume )
(we omit since is not true)