Sagot :
Answer:
a 21 25 29 31
b 5 10 15
Step-by-step explanation:
pa brainliest na lng po ty.
Which is a geometric sequence ? *
A. 5 , 9, 13 ,17 , . . .
B. -15 , - 10 , - 5 , 0 , . . .
C. 1000 , 500 , 250, 125 , . . . .
D.2 , 5 , 10 , 17 , 26 , . . .