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, 12, 39, 34, 17], [-39, -39, 4, 4, -47]]

[1623024, -1143792]