Math, asked by pkguptasiwan6, 4 hours ago

Without adding find the sum

1+3+5+7+9+11+13+15+17+19+21

Answers

Answered by anjalirehan04

1

121

please mark me brain mark list

Answered by hgautam1978

2

Answer:

a =1

d =2

n =11

s = 11/2×(1+20)

121

Step-by-step explanation:

please mark me brainliest

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