Are the following sets recursive? are they recursively enumerable? justify your conjectures.
a) { x | x is an even number }
b) { i | mi halts for all inputs }
c) { i | mi halts only for prime integers }
d) { i | mi is not a turing machine }

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.

Need ! will choose brainliest! discuss the role of abstraction in the history of computer software.

What is the biggest difference between section breaks and regular page breaks