Answer:
7.375 ib.
Step-by-step explanation:
You just add it all together
This ones kinda hard I'm not really sure, but looking at the table, when f(x) = 1, g(x) = 1. So therefore it is yes, and Im guessing you know the negative and positive x coordinates/zero thing, so I think you should be correct. Sorry if this is wrong, not too sure, but hopefully it gives you a better idea.
90/12 = 7.5
Hope I helped!
~ Zoe
I believe the mean its 14!