Math, asked by kashishbharvani533, 4 months ago

arithmetic progression all formula

Answers

Answered by cascharish

0

Answer:

an = a + (n − 1) × d

S = n/2[2a + (n − 1) × d]

Step-by-step explanation:

S = n/2 (first term + last term)

Answered by anithamanipati8

0

see the picture

hope it helps you

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