please give me answer in detail
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15x4= 30
Thus 30 is the answer of the question
Thus 30 is the answer of the question
bgcipetlko:
wrong answer
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30 is last 15th term
here a means first term
and. d means common difference . n means no. of terms
here a means first term
and. d means common difference . n means no. of terms
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