Question

Help i am confused and im not sure how to answer this

Answer 1

Answer:

y=(x-4)²

Step-by-step explanation:

(a-b)²=a²-2ab+b²

(x-4)²=x²-2×x×4+4²

(x-4)²=x²-8x+16

Answer 2

Answer:

y=(x-4)²+1.

Step-by-step explanation:

1) if to re-write the given equation y=x²-8x+C, then 'No Roots' is possible, if C>16;

2) among the given answers the only has 'No roots', it is y=(x-4)²+1, in it C=17.