Question 98715
2 points are (0,0) & (-7,2)
slope=(2-0)/(-7-0)=2/-7 or -2/7
perpendicular line has a slope of 7/2 passing through (-7,2) is:
2=7/2*-7+b
2=-49/2+b
b=2+49/2
b=(4+49)/2
b=53/2 thus the equation is:
y=7/2+53/2 for the perpendicular line.