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, 5, 38], [31, -25, -32, -48, 7], [-5, -19, 3, -44], [-37, 2, 9, 17], [-29, 49], [-45, 42]]

[3230, -8332800, -12540, -11322, -1421, -1890]