The answer is B. I hope this helped :)
The function for a is (f o g) (x) = 8x^2-10.
Explanation
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I already knew that the g of x is equal to

so I substitute inside of the g of x

=======>

=============>
simplify it

=======>

=========>

Answer:
(-2x)-5x-9 = (-7x)-9
3x - 13 = 3x - 13 (you cannot simplify more)
Your question was wery wierd but i tried to answer best I could.
And also I dont know what you mean about "-+5"
Answer:
Step-by-step explanation:
what points do you want me to plot?