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How to calculate this sum? #2

Cornel
19-Tanzanite

How to calculate this sum? #2

Hi,

How to do this kind of sum?

Cornel_1-1727164072208.png

ACCEPTED SOLUTION

Accepted Solutions

Here's one way:

Summation.png

 

View solution in original post

1 REPLY 1

Here's one way:

Summation.png

 

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