7 áb, -402b, 302b
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18. Seven friends are standing in a queue as shown A1, A2, A3, A4, A5, A6, A7. The distance between two consecutive
friends are same and equal. Their teacher is standing at point O, maintaining the equal distance as given between
two consecutive friends.
+
A,
A1
A₂
А Az
А4
As
А.
(ii) d
(iv) 4d
(a) Seven friends A1, A2, A3 .....A form an
(i) AP
(ü) polynomial (iii) quadratic equation (iv) linear equation
(6) If we consider, common distance is d, and O is point of a origin, what is the value of A,?
(i) 6d
(ii) 7d
(C) A4 form the
of the given series.
(i) mid term
(ii) 1st term
(iii) last term
(iv) none of these
(d) If d = 4, units, what is the value of As
(i) 20 units
(ii) 25 units
(iii) 5 units
(iv) 6 units
(e) distance AjAz =
(i) AAs
(ii) AzA;
(iii) A4A6
(iv) A A7
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