81. Given a geometric sequenee 5, -29, 80, -320... what is the last term? A. -320 0.1 024 D. cannot be determine 32. given geometrie sequenees illustrate a finite. Which one is an infinite? A. -4,-1,---16** B. 32, 16, 3, 4, 2, 1 C.7 terms of -3, 3, 3,... D. The first term is 9, the common ratio is 3, and the last term ia 729. 23. Whleh of the following is the eemmen Fatie of the given innnite geometrie aequence , 2., 32, 128 A 6.4​