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: [[41, -35, 21, -29, 10], [-43, -31], [-2, -40, 29, -25, 18], [-28, 17]]

[8739150, 1333, -1044000, -476]