Math, asked by sumavaishnavi5760, 10 months ago

Find the sum without doing actual addition 1+3+5+7+9

Answers

Answered by Anonymous
3

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Answered by vasizebron
2

Answer:

25

Step-by-step explanation:

sum of n consecutive odd numbers = n^2

here 5 odd numbers..

so 5^2 = 25

eg: 1+3+5

here 3 odd numbers so 3^2 = 9

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