Complete the square to find
the vertex of this parabola.
x2 - 8x - y - 4 = 0
([?], [ ]

Answer:
-20
Step-by-step explanation:
Complete the square to find the vertex of this parablola x^2-8x-y-4=0 {the second one of -20; so 4,-20}
Step-by-step explanation:
The answer would be (4,-20)
Fill in 4 and -20