The four normals at the points of a hyperbola xy=c^2 in which it is met by the chords x cosα +ysin α=p and p(xsin α-ycos α)=c^2cos2α
a.Form a rectangle
b.Form a parallelogram
c.Are concurrent
The four normals at the points of a hyperbola xy=c^2 in which it is met by the chords x cosα +ysin α=p and p(xsin α-ycos α)=c^2cos2α
a.Form a rectangle
b.Form a parallelogram
c.Are concurrent









