There is no "sum of 20". To have a sum, you have to have at least 2 things to add together.
The sum of 7 & 13 = 7 + 13 = 20
Something like this: sum = 0 for i = 2 to 20 step 2 { sum = sum + i }
Difference between the sum of the squares and the square of the sums of n numbers?Read more:Difference_between_the_sum_of_the_squares_and_the_square_of_the_sums_of_n_numbers
You should use your calculator for such simple sums. It is far quicker and involves fewer key depressions than posting the question on WA.
Neither; the sums are equal.
what is the meaning for partial sums
3x + 2(30-x) = 40 3x + 60 - 2x = 40 x = -20
The only sum of 14 can be 14.
1.918 is the answer Partial Sums: 1.055 +.863 ----------- 1.918
No actually dim sum is not that healthy
910
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