Answer:
D. 180 degres
Step-by-step explanation:
Answer: -129
<u>Step-by-step explanation:</u>
Given the sequence {-3, 6, -12, 24, ... }, we can see that the first term (a) is -3 and the ratio (r) is
.
Input those values into the Sum formula:

the answer is 3/5
if that's not right I apologize
(-6,-7) is the point form :), and x= -6, y= -7 is the equation form <33