Math, asked by khushighetiya99, 4 months ago

find the n terms of series 3.8+5.11+7.14+9.17....

Answers

Answered by jhumibose
0

Answer:

Please see the attachment for your answer

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Answered by sonusharma45
0

sn = n / 2 ( 2a + ( n-1 )d

put the value

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