The first term of an AP is p and the common difference is q, then its 10^th term is

The value of x for which 2x, (x + 10) and (3x + 2) are the three consecutive terms of an AP, is 4

The value of k for which the system of equations

x+ y —4 = 0 and 2x + ky = 3, has no solution, is

The quadratic polynomial, the sum of whose zeroes is –5 and their product is 6, is

The distance between the points (a cosθ + b sinθ, 0) and (0, a sinθ – b cosθ), is