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: [[2, -9, -13, 40, 42], [20, -32], [-14, -41], [23, -18, -30], [-4, 20], [18, -26, -27, 16, 6], [-3, 34, 23, -6], [18, 16, -34]]

[393120, -640, 574, 12420, -80, 1213056, 14076, -9792]