Verified answer

just factor the right side:

y = x(x - 5)

In this case, a=1, p=0, q=5.

then if you want to find the intercepts, set each factor to 0,and you have (0,0) and (5,0).

that's it! ;)

Foil it !!!

its (X+0)(x-5)

x inters are zero and +5 and between the two is the line of symmetry