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: [[-12, 49], [14, -24, 44], [-8, -21, -20], [-15, -28, 17, -34, -7], [-28, -10]]

[-588, -14784, -3360, 1699320, 280]