Answer:
4 (a.)
Step-by-step explanation:
The x line has to be under 7 and 6 is too close to 7, therefore 4 is the answer
Mirror across the y axis, then mirror across the x axis
7(f-1)=45
7xf=7f
7x-1=-7
add 7 to 45=52
divide 52 by 7
f=7.43 (rounded)
Answer: -8x^3 - x - 7