Listen Which of the following recursive definitions defines a geometric sequence?
a) Sn = -1.5sn-1, S1 = 11
b) Sn=5n-1-1.5n, S1 = 11
c) Sn = 1.5n2, S4 = 11
d) Sn=5n-1-1.5, S1 = 11
Question 2 (1 point)

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4