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: [[49, 33, 44], [31, -42], [14, 30, 19]]

[71148, -1302, 7980]