Math, asked by priyadarshinisoumya0, 6 months ago

1+1+2+2+3+3+.....S23=?

Answers

Answered by chordiasahil24

2

Answer:

552

Step-by-step explanation:

(1+2+3+....+23)*2

a=1

d=1

n=23

S23 = 23/2(2+22)

= 23(12)

=276

total sum is 552

Answered by laksmiboyni112

1

Answer:

1+1+2+2+3+3+11+S23=46

Step-by-step explanation:

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