Need help w the circled ones plsssss

2 answers:

4 0

Answer: #1. yes it's a function #6. the graph is increasing at (-oo , 2) , #7. the graph is decreasing at (2,oo) ,

Step-by-step explanation:

hope it helps

3 0

6. It is increasing from (-infinity, 4) or ] i am not sure

7. It is decreasing from ( or [4, infinity)

If the arrow kept on going the f(-12) = x for example, f(4)=2

Important things to know f(x)=y and (x,y)

I am sorry that I can not help with the others!!!

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Simple, first change the 4.5% into 0.045

Thus,

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