in an AP , the sum of first n terms is n^2+2.find its 18th term
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(18)^2+2-(17)^2-2=35
riyaverma48:
35 is wrong
correct answer is 37 but i don't know how
what is the answer
Then what is right answer
35 is the right answer.
ooh
oky, I will see
yes 35 is the right answer
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