Write a method that returns the sum of all the elements in a specified column in matrix using the following header:
public static double sumcolumn(double[] []m, int columnindex)
write a test program that read a 3-by-4 matrix and display the sum of each column

Match the following. 1. show grouping of word processing tasks that can be performed quick access toolbar 2. shortcut location for commonly used elements scroll bars 3. organized commands used to modify documents ribbon 4. used to align and measure content in a word screen zoom bar 5. vertical and horizontal bars that are used to navigate through a document contextual tabs 6. displays the name of the document in use ruler 7. allows users to enlarge or shrink a visual of a word document title bar

When creating a presentation in libre office impress, where does the editing of slides take place?

Acompany is inviting design for its new corporate logo from its users. this is an example of ? a. crowdfunding b. crowdvoting c. crowdsourced design d. crowdtracking