Answer:
a
Step-by-step explanation:
a=-4 r=12/-4=-3
T7= ar^n-1
= (-4)(-3)^7-1
=-2916
It's 2.5
12/5=2.4
2.4 x 25/24(1.041...) = 2.5
1 is 3.5
2 is 480
3 is 15
4 is 2.5
5 is B and D
True
Slope: 2
