Find the number of terms of the series 20+19 1/3+18 2/3+....of which the sum is 300.explain the double answer?
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(20+191/3 +182/3) 2=600
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The answers are 25th term and 36th term
Double Answer :
As we can see the common difference is negative hence the value of terms will go decreasing as we proceed and hence the double answer is possible ..
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