Grade 12th passDifferential CalculusSo that ax+by+cz+d=0Touch px^2+qy^2+2z=0If a^2/p +b^2/q +2cd=0 saif 9 Years agoGrade 12th pass
Saurabh Koranglekar7 Years agoDear studentSo that ax+by+cz+d=0It seems the question has some pre-statement please post complete question