Math, asked by 10aparthnarvekar, 6 hours ago

In an A.P 1st term is 1 and the last terms 20.The sum of all terms is 399, then n = ? * 1 point a.35 b.36 c. 37 d. 38​

Answers

Answered by Anonymous
0

Answer:

hey

Step-by-step explanation:

good morning

(≡^∇^≡)(≡^∇^≡)

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