Whatcha statements describes the graph of the system of equations {x-y=1
{y-x=1

A. lines are parallel.
B. the lines are coinciding.
C. the lines intersect at (1,0)
D. The lines intersect at (-1,0)

The graph of the function f(x) = (x + 2)(x + 6) is shown below. which statement about the function is true? the function is positive for all real values of x where x > –4. the function is negative for all real values of x where –6 < x < –2. the function is positive for all real values of x where x < –6 or x > –3. the function is negative for all real values of x where x < –2.