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, 9, -42, -8, -39], [41, -2, -14], [-13, 14, 39, 9], [-46, 37, 42, 17, -15], [-50, 40, 50, 28, 43]]

[-4835376, 1148, -63882, 18228420, -120400000]