Answer:
4) Neither
Same y intercept means intersecting and intersecting is not an option
6) Perpedicular
A perpendicular line has a slope the reciprocal of each other like in this case
0.4= 2/5, 5/2=2.5
Number 4 is neither, number 6 is perpendicular
Step-by-step explanation:
1/4x^2 + x =-1/4
=−2±√3
D.16x^52 I worked it out on paper