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: [[-13, 24], [-18, 10, 35, 1], [42, -11, 28, -7, 34]]

[-312, -6300, 3078768]