Math, asked by SvastiBorkar, 4 months ago

If the sum of first 6 terms of an arithmetic progression is 99 and that of first 14 terms is 551, then find the sum of first 20 terms.

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Answered by abhaychavan9990

1

Answer:

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Answered by adityanathsingh33

0

Answer:

Arithmetic Progression - Studymate

5. Find the sum of first 22 terms of an AP in which the common difference is. 7 and 22nd term is 149. 6. If ...

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