Math, asked by udaykumarbadavath, 10 months ago

if the sum of first 7 term of an arithmetical progression is 49 and that of first 17 terms is 289 then the sum of the furst n terms

Answers

Answered by darshanumesh4

3

Answer:

it will help you guys all the best

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Answered by samarsingh0416nikita

0

Answer:

27first term of 729

Step-by-step explanation:

the sum of first 7term of an airthmetical progression is 49 and that of first terms is 289similarly the sum of first 27 term is 729

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