SUMXMY2() function
The SUMXMY2() function is a Math and Trig function that returns the summation of squares of difference of 2 arrays. It keeps 2 parameters and they are array_x, array_y.
Where to apply :
This function is used in education and to do some mathematical calculations.
Syntax :
=SUMXMY2(array_x, array_y)
Parameters :
array_x - A list of items and numbers or a range.
array_y - A list of items and numbers or a range.
Remember - The count of item of both the arrays should be equal.
Example:
1. To get the summation of squares of difference of 2 numbers.
=SUMXMY2(6, 8) // Returns (4)
It returns 4 that is the summation of square of difference of 2 numbers.
6-8 = 2
2^2 = 4
Excel based example:

The SUMXMY2() function is well explained in above image.
Hope, it would have added in your Excel function knowledge.
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