How many terms are there in an AP whose first term is –14, common difference is 4 and sum of terms is 40?

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asked Mar 12, 2018 in Mathematics by Golu (37,045 points) 19 144 413
How many terms are there in an AP whose first term is –14, common difference is 4 and sum of terms is 40?

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answered Mar 12, 2018 by faiz (82,347 points) 6 6 11
 
Best answer

Let sum of n terms be 40

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