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: [[-6, 15, 42, -38, -17], [-36, -27, -1, -11], [-20, -26, -47, 34]]

[-2441880, 10692, -830960]