17 Answer: 205
<u>Step-by-step explanation:</u>


18 Answer: 1968
<u>Step-by-step explanation:</u>


19 Answer: -116
<u>Step-by-step explanation:</u>

Answer:
cjtsitdtiugxjfzursitdpyzot dig totxitzitzitzktzkfzifzifzkfxofzktzkfz
Step-by-step explanation:
urzurzjrzirxitxitxitzitzitxktxjfzufjfzjf?jc?hd;! hd_:]μ\=[¿©]¡\÷[§ir
Of the provided graphs, the second would be the correct answer.
Functions occur when the input only has one possible output (though the output can be recieved through multiple inputs)