Math, asked by hoque195gmailcom, 1 year ago

1+3+5+7+.....19=? a=1,d=2,n=19

Answers

Answered by akaskkadam

0

Answer:

use FORMULA

tn = a + ( n -1) d .

Step-by-step explanation:

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Answered by sauravkumarkohli

1

100 ans

Step-by-step explanation:

1+3+7+9+11+13+15+17+19= 100

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