Joe, Keitaro and Luis

The possible events are:

{JK, JL, KL}

The events where J does not play (the first game) are: {KL}

A = {KL}

Step-by-step explanation:

hope dis helps mark me as brainliest pls

g

step-by-step explanation:

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value