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Earn +20 ptsQ: What is the sum of the first 9 odd numbers?
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What is the sum of the first three odd numbers?
The first three odd numbers are 1, 3, and 5. Their sum is 1 + 3 + 5 = 9.
What is the sum of all odd numbers between 9 and 15?
To find the sum of all odd numbers between 9 and 15, we first identify the odd numbers between these two values, which are 9, 11, 13, and 15. Next, we add these numbers together: 9 + 11 + 13 + 15 = 48. Therefore, the sum of all odd numbers between 9 and 15 is 48.
Why is the sum of 3 odd numbers odd?
6 9 11 23
What is the sum of the first 2000 consecutive odd numbers?
Answer is 4000000: The sum of the first N odd numbers is N^2. Look at 1,3,5 for example. There are 3 numbers and the sum is 9 which is 3^2. Add 7 and the sum is 16 which is 4^2. So the of the first 2000 consecutive odd numbers is 2000^2 Note 2000 is 2(10^3). When we square that it is 4x10^6=4000000
What is sum of the first six positive odd numbers?
1 + 3 + 5 + 7 + 9 + 11 = 36
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