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What is the sum of the first 20 terms of the ap whose nth term is given by an = 9-5n

Posted by Githa Puravangara 1 year, 4 months ago

CBSE > Class 10 > Mathematics

2 answers

Puspanjali Sao 1 year, 4 months ago

Were

0Thank You

Ruthika Suresh 1 year, 4 months ago

It's easy find urself

2Thank You

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