What is SUMX2MY2 function in Excel? SUMX2MY2 function is one of the Math and Trig functions in Microsoft Excel that returns the sum of the difference of squares of corresponding values in two arrays. Syntax of SUMX2MY2 function SUMX2MY2(array_x, array_y) The SUMX2MY2 function syntax has the following arguments: Array_x: The first array or range of values. […]