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: [[7, 49, -14], [-15, 24, -16], [12, 19, -16, 0], [48, 37]]

[-4802, 5760, 0, 1776]