write code to display an image of a jack card in matlab

You can display an image of a jack card in Matlab using the imshow function as follows:

main.m
img = imread('jack.jpg'); % read the jack card image file
imshow(img); % display the image
91 chars
3 lines

Make sure that the jack.jpg image file is in the current working directory of Matlab or you provide the full path to the file in the imread function.