Question

P,q,r and s are in A.P.then r-q is

Answer 1

p,q,randsareinA.P So, q−p=r−q=s−r=common difference Weknow, an=a+(n−1)d s=p+(4−1)d s−p=3d d= s−p 3 So,r−q= s−p 3 ANS...