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: [[10, -25, 26, -38], [-21, -32, 38, 26, -27], [-34, 42]]

[247000, -17926272, -1428]