Find the product 9 upon 2 x [ -7 upon 4] please solve Share with your friends Share 0 Ankit Mondal answered this 9/2 x -7/4= 9 x -7/2 x 4= -63/8Ans. -63/8 1 View Full Answer Aditya Nandy answered this Answer:= 9/2 x -7/4= - 63/28 = - 2 7/28.Ans; - 2 7/28. 2