Grade 11Algebra
if L be a straight line a^-z+az^- +c=0 and O be the straight line joining O and A thena)L//OAb)L perpenndicular to OAc)L makes an angle of pi/4 with OAd)none of these
if L be a straight line a^-z+az^- +c=0 and O be the straight line joining O and A then
a)L//OA
b)L perpenndicular to OA
c)L makes an angle of pi/4 with OA
d)none of these
