All India - 2014

If R = {(x, y): x + 2y = 8} is a relation on N, write the range of R.

If then write the value of x + y + xy.

If A is a square matrix such that A² = A, then write the value of 7A - (I + A)³, where I is an identity matrix.

If find the value of x + y.

If find the value of x.

If then write the value of f’(x).

Evaluate :

Find the value of 'p' for which the vectors and are parallel.

Find if and

If the cartesian equations of a line are write the vector equation for the line.