Write a method named matrixadd that accepts a pair of two-dimensional arrays of integers as parameters, treats the arrays as 2d matrices and adds them, returning the result. the sum of two matrices a and b is a matrix c where for every row i and column j, cij = aij + bij. you may assume that the arrays passed as parameters have the same dimensions.

Arecipients list has been loaded into a document. which commands should be clicked in order to filter the list so that letters will not be printed for recipients who live in a certain state? mailings tab, start mail merge, select recipients, type new list, then insert only contacts from the desired states mailings tab, rules, select recipients, use existing list, then choose a recipients list that includes only contacts in certain states mailings tab, select recipients, use existing list, rules, fill in, then type in certain states mailings tab, rules, skip record select “state” under field name, then type in the state name under “equal to”