Math, asked by 707707, 10 months ago

I'll mark the best answer brainliest + follow the user ..,

How many terms of the AP -7, -13÷2, -6, -11÷2, -5... are needed to give the sum -45? Explain the double answer
(The answer is 9,20 and sum of last 11 terms is 0... I need steps!)

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Answered by shreetitiwari

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