Question

The graph of a quadratic function touches, but does not cross, the x-axis at x = 4. Which function represents this

situation?
y=x2-16
y = x2 - 4x
y = x2 – 8x + 16
y = x2 + 8x + 16

Answer 1

CCCCC

Explanation:

Answer 2

The third one y= x^2 -8x+16