Question

यदि a = 10 तथा d = 5 तो a10 ज्ञात कीजिए ​

Answer 1

Answer:

55

Step-by-step explanation:

$a_{n} = a + (n-1)d\\a_{10} = 10 + (10-1)*5\\= 10 + 9*5\\= 10 + 45\\= 55$

Answer 2

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