MCQOPTIONS
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MCQOPTIONS
| 1. |
The sum of infinite terms of a decreasing GP is equal to the greatest value of the function f(x) = x3 + 3x - 9 in the interval [-2, 3] and the difference between the first two terms is f'(0). Then the common ratio of GP is |
| A. | \(-\frac 2 3\) |
| B. | \(\frac 4 3\) |
| C. | \(\frac 2 3\) |
| D. | \(-\frac 4 3\) |
| Answer» D. \(-\frac 4 3\) | |