Math, asked by mkesar54, 5 hours ago

The sum of the first 20 terms in arithmetic is 420 and the sum of the first 19 terms is 400 in the same arithmetic.

Answers

Answered by jubedabegum87355

0

Answer:

hi myself Ayshah Siddiquah from Assam

Step-by-step explanation:

and you please give me your intro❤

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