Definition: In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.
Input: [[-29, 19], [21, -33, -18, 26, -26], [-28, -37, 36], [-41, 32, -31, 34], [44, 42, 40, 47, -28]]

[-551, -8432424, 37296, 1382848, -97278720]