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Which term of the AP : 121, 117, 113, . ...

Which term of the AP : 121, 117, 113, . . ., is its first negative term? [Hint : Find n for `a_n lt 0`]

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The correct Answer is:
The first negative term is `32^(nd)` term .
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  • Which term of the AP 24, 21, 18, 15,... Is the first negative term?

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