Q5 of 176 Page 21

Mark the correct alternative in each of the following:

If a, b, c are in G.P. and , then xyz are in


Given: a,b,c are in GP


Let us assume


⇒


⇒


As a,b,c, are in GP


b2 =ac


⇒ k2y =kx.kz


=kx+z


⇒ 2y = x+z


∴ x,y,z are in AP

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