Mark the correct alternative in each of the following: If a, b, c are in G.P. and , then xyz are in

Question

Philoid · Accepted Answer

Given: a,b,c are in GP

Let us assume

⇒

As a,b,c, are in GP

b² =ac

⇒ k^2y =k^x.k^z

=k^x+z

⇒ 2y = x+z

∴ x,y,z are in AP