Mathematics, 27.05.2020 23:11, jaejaeJae941

A geometric series G has common ratio r and an arithmetic series A has first term a and common difference d , where a and d are non-zero. The first three terms of G are equal to the third, fourth and sixth terms of A respectively. The sum of the first four terms of A is -6 .Show that r^2-3r+2=0

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A geometric series G has common ratio r and an arithmetic series A has first term a and common diffe...