- p is the length of perpendicular from origin on the line x/a+y/b=1 and a*a , b*b and p*p are in A.P then what will be the value of a4 - 2p2 a2+ 2p4
- p is the length of perpendicular from origin on the line x/a+y/b=1 and a*a , b*b and p*p are in A.P then what will be the value of a4 - 2p2 a2+ 2p4