Question

If p, q, r and s are in A.P. then r – q is
(a) s – p
(b) s – q
(c) s – r
(d) none of these


Answer it with explanation​

Answer 1

Answer:

$\huge\pink{AnSwer}$

==> C) s - r

Explanation :-

Reason: Since p, q, r, s are in A.P.

∴ (q – p) = (r – q) = (s – r) = d (common difference)