Answer:
B.a vertical shift of 9 units up
Step-by-step explanation:
Given 

It means shifting
unit vertically.
Now, we will find the value of
for the given function


Hence, vertical shift of 9 units.
Answer:
A
Step-by-step explanation:
-19-11 = -19 + (-11)
Answer:
13
Step-by-step explanation:
f(-3)=2(-3)-5(-3)+4. = -6+15+4= 13. f(a)=13
Answer:
A!
Step-by-step explanation:
All of the numbers line up in skip counting. (by 3)
Hope this helps! Mark me as brainliest if it does :)