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: [[17, -20, -12, 35], [-13, -23, -1, -41], [-16, -8, -6, -26, -23], [-38, -11], [-17, 4, -6, -35, 2], [-15, 4, -26, -14], [-2, -2], [42, 5, -41, 15, -42]]

[142800, 12259, -459264, 418, -28560, -21840, 4, 5424300]