Answer:
f(f(5)) = 11
Step-by-step explanation:

I hope that is useful for you
Answer:
2, 4, 6, 8 , 10
Step-by-step explanation:
<h3>
Answer:</h3>
7
<h3>
Step-by-step explanation:</h3>



Creoss out the common factor

<em>I hope this helps you</em>
<em>:)</em>