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The common difference of the A.P. is\(\frac{1}{2q}, \frac{1-2q}{2q}, \frac{1-4q}{2q},...., is\)A. –1 B. 1 C. q D. 2q |
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Answer» A.P. is \(\frac{1}{2q}, \frac{1-2q}{2q}, \frac{1-4q}{2q},...., \) d= a2 – a1 d = \(\frac{1-2q}{2q}- \frac{1}{2q}\) d = \(\frac{1-2q + 1}{2q}\) d = -1 |
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