The three real, distinct, non-zero numbers a, b, c are such that a, b, c are in arithmetic progression and a, c, b are in geometric progression with common ratio r < 0. Find, in terms of a, the 6th term of the arithmetic progression whose first three terms are a, b, c.
Lagos State University MAT101 2024 past question
- 19a/4
- −11a/4
- −14a/4
- 3a/4
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