Correct answer only ! what is the sum of the first eight terms of the series? (−800)+(−200)+(−50)+(−12.5)+ round the answer to two decimal places.

(C) -1066.65

Step-by-step explanation:

Given the sequence {-800, -200, --50, -12.5, ... , a₈} we know the following

Input the information above into the Sum formula:

correct answer is option b.

step-by-step explanation:

the true statement about geometric figure is option b that is one line can be drawn through all three points.

if three points are on the same plane, they can be connected by a line.

1.3

step-by-step explanation:

3x2=6   9x+6

bring down the 6 on both sides

6+6=12

12= 9x

divide by 9

12/9 =

1.3 =x