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:

Answer:
Step-by-step explanation:
okay i will answer but i dont see the question
You just substitute in what x equals. ex. x=16, x-7 : 16-7=9.
x-7
1. x= -8; -8-7= -15
2. x= -11; -11-7= -18
3. x=16; 16-7= 9
Step-by-step explanation:
the unswer it will be number c
Answer:
It's a trick, the MAD is secretly the Mean, just copy your answer, i found this - To find the mean absolute deviation of the data, start by finding the mean of the data set. Find the sum of the data values, and divide the sum by the number of data values. Find the absolute value of the difference between each data value and the mean: |data value – mean|.