17. If the 4th, 10th and 16th terms of a G.P. are x, y and z, respectively. Prove that x, y, z are in G.P. 10th and 16th terms of a G.P. are x 17. If the 4th respectively. Prove that x y y and z. z are in G.P. October 27, 2021 Category: Chapter [...]