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Use the equation S=n(n+1) to find the sum of consecutive even numbers through 40.

Use the equation S=n(n+1) to find the sum of consecutive even numbers through 40.
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Use the equation S=n(n+1) to find the sum of consecutive even numbers through 40.

User Adam Ruth
by
7.7k points

1 Answer

5 votes
40(40+1)
_______
2



=40×40+40×1
____________
2


=1640÷2
= 820

hope this clarifies;)
User Sangarllo
by
7.6k points
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