Im not sure the question. negative 58 divided by 910 is -0.0637, but that isnt an answer choice.
Answer:
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The only ones are on the "diagonal", where i = j. Else the position is simply the sum.
-7z^7(-19z^7) = (-7 x -19) x z^(7 + 7) = 133z^14
If you can use a calculator, enter (4/1/4)/(4/1/2) and you will get 1/2
X=-1
The axis of symmetry will be directly in the middle of the intercepts.