Question

The combined equation of two lines L and L1 is 2x2 + axy + 3y2 = 0 and
the combined equation of two lines L and L2 is 2x2 + bay 3y2 = 0. If L1
and L2 are perpendicular, then a² + b2 =

Answer 1

Answer:

2x2 + axy + 3y2 = 0 and

the combined equation of two lines L and L2 is 2x2 + bay 3y2 = 0. If L1