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: [[-11, 23, -10, -29], [-23, -34], [-17, 15]]

[-73370, 782, -255]