The matrix A is given below. Find values for variables a, b, c, and d that make det(A) = 0.
5 – 8 6 2a-b
-4 9 1 2b-d
-7 -5 -9 3a-c
-6 0 3 d+4

Ryan is working on the layout of her web page. she needs to figure out where her header, navigation bar, text, and images should go. what technique can her?

Elements such as fonts colors visual structure graphics and the interface of a web page should complement each other to ensure blank

What are ways to switch windows in excel? check all that apply. on the status bar, click the windows button, and then click the file name. on the task bar, click to display the excel jump list, and then click the file name. on the view tab, in the window group, click switch windows, and then click the file name. on the review tab, in the viewing group, click files, and then click the file name.