Answer:
<h2>

</h2>
Step-by-step explanation:

To find f(19) , substitute the value of x that's 19 into f(x). That is for every x in f (x) replace it with 19
We have

We have the final answer as

Hope this helps you
Answer:
the 2nd
Step-by-step explanation:
ik
Answer:
what????
Step-by-step explanation:
Answer:
x^2+5x-24
Step-by-step explanation:
use foil