Answer:
(-15, 14)
Step-by-step explanation:
Let the coordinates of Z be (x,y).

3 is 95 and 4 is 85. I believe
Answer:
y = 5
Step-by-step explanation:
That "+5" elevates the graph of this cosine function 5 units above the x axis, and thus the "midline" you wanted is y = 5.
The answer is x^4-6x^3+12x^2-28/x^2