Solution of ( 'a' being a constant) is
, C is an arbitrary
, C is an arbitrary
, C is an arbitrary
, C is an arbitrary
Let a and B be the roots of x2 + x + 1 = 0. If n be a positive integer, then is
A.
We have, x2 + x + 1 =
or
=
=
The order of the differential equation of all parabolas whose axis of symmetry along X-axis is
2
3
1
None of these