Question

Which quadratic equation is equivalent to (x – 4)2 – (x – 4) – 6 = 0?

Answer 1

Explanation:

Posible answers are found

if you square (x-4), open pharenthesis -(x-4) and then combine like terms

x^2 +16-8x -x+4-6 =0

x^2 -9x +14 =0

or you can substitute (x-4) with another letter like x-4 =a so

a^2 -a -6 =0

Answer 2

u2 – u – 6 = 0 where u = (x – 4)

Explanation:

edge 2020

lmk if im right