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, 13, 10, -34, -48], [-22, -41, 5, -38]]

[2545920, -171380]