What are the values of a, and r of the geometric 2 - 2 + 2 - 2 + 2 O a, = 2 and r = -2 ООО a, = –2 and r = 2 a = -1 and r= 2 a = 2 and r= -1

What are the values of a and r of the geometric 2 2 2 2 2 O a 2 and r 2 ООО a 2 and r 2 a 1 and r 2 a 2 and r 1 class=