Multiple Answer Questions.
(1) If ,
and 1 are in AP, then x is equal to
(a)
(b)
(c)
(d)
(2) Values of the positive integer m for which divides
are
(a) 8 (b) 16 (c) 32 (d) 64
(3) If p, q, r are positive and are in AP, the roots of the quadratic equation are all real for
(a) (b)
(c) (d)
(4) If sum of the GP p,1, ,
, … is 9/2, the value of p is
(a) 3
(b) 2/3
(c) 3/2
(d) 1/3
(5) The roots of are
(a) in AP if
(b) in GP if
(c) in GP if
(d) equal if
Let me know your comments, answers, etc.
Nalin Pithwa