(6-a),6,(7-5a) are consecutive terms of GP with the common ratio r > 0 .Find the value of a???
6/(6-a) = (7-5a)/6
42 - 30a -7a + 5a^2 = 36
5a^2 - 37a + 6 = 0
solve using the quadratic equation, it does not factor
42 - 30a -7a + 5a^2 = 36
5a^2 - 37a + 6 = 0
solve using the quadratic equation, it does not factor