Math, asked by sandhujashan33504, 5 hours ago

without adding find the sum 1+3+5+7+9+11 solve kro

Answers

Answered by yoggg786

0

Answer:

how can I find the answer without adding...

Answered by NITESH761

0

Answer:

15

Step-by-step explanation:

a=1

d=2

n/2(2a+(n-1)d)

6/2×(2+5×2)

3×12

15

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