Math, asked by nibin80, 1 year ago

find the sum of 20 terms of series 3, 5, 7, 9

Answers

Answered by ITSOKBABY07

3

Answer:

what is the question

Step-by-step explanation:

...

Answered by akshaymalhotragzb3

1

Using the formula

S20=20/2 [2×3+(n-1)d]

S20=10 (6+19×2)

S20=10×6+38

S20=10×44

S20=440

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