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In an A.P., the first term is 22, n t...

In an A.P., the first term is 22, `n t h` term is `-11` and the sum to first `n` terms is 66. Find `n` and `d` , the common difference.

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The correct Answer is:
n=12 , d =-3
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VK GLOBAL PUBLICATION-ARITHMETIC PROGRESSIONS -PROFICIENCY EXERCISE ( SHORT ANSWER QUESTION II)
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