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, 12], [48, 40], [41, 12, -29, 16, -38], [48, 2]]

[84, 1920, 8674944, 96]