Express 81 as the sum of first nine consecutive odd numbers

Mathematics

1 answer:

matrenka [14]3 years ago

3 0

Answer:

see explanation

Step-by-step explanation:

The sum of the first 9 consecutive odd numbers is

1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 = 81

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