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Calculate the sum of the following
The first 15 Even Numbers
S15 = n(n + 1)
S15 = 15(15 + 1)
S15 = 15(16)
S15 = 240
A = | Sum of the first 15 Even Numbers |
Count |
A = | 240 |
15 |
Average (A) of the first 15 Even Numbers = 16
n | En |
---|---|
1 | 2 |
2 | 4 |
3 | 6 |
4 | 8 |
5 | 10 |
6 | 12 |
7 | 14 |
8 | 16 |
9 | 18 |
10 | 20 |
11 | 22 |
12 | 24 |
13 | 26 |
14 | 28 |
15 | 30 |