Answer:
1.17.9
2. 120.61
Step-by-step explanation:
You don't know your terms I suppose.
Arithmetic: goes from one term to the next by adding or subtracting the same amount
Ex. 3,12,21,30,39 (d=9)
(d means difference, use this for arithmetic sequences)
Geometric: goes from one term to the next by multiplying or dividing by the same amount
Ex. 1,2,4,8,16,32,64,128 (r=2) (r means ratio, its just the number multiplied or divided each time)
Answer is c
The slope is -2/1.
Rise/Run.
Down 2/ Left 1. Because it’s going down, put a negative.