Helpqquuuiccck

Here's some help. Hope this works.

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square

80x^8−68x^6+16^5−20x^4−4x^3+8x^2

hope i'm right lol