Mark the correct alternative in each of the following:
If a, b, c are in A.P. and x, y, z are in G.P., then the value of 
is
Given: a,b,c are in AP and x,y,z are in GP.
⇒ 
⇒ 2b = a+c and y2 = xz.
⇒ 
L.H.S = xb-c.yc-a.za-b
⇒ 
⇒ 
⇒ 
⇒ 
⇒1.1
⇒ 1.
1
Mark the correct alternative in each of the following:
If a, b, c are in A.P. and x, y, z are in G.P., then the value of is
Given: a,b,c are in AP and x,y,z are in GP.
⇒
⇒ 2b = a+c and y2 = xz.
⇒
L.H.S = xb-c.yc-a.za-b
⇒
⇒
⇒
⇒
⇒1.1
⇒ 1.