Which two points in the graphed function have an average rate of change of 5? B
B
D
6
2
A
-8-6-4-2
-2
-4
-6
-B
A. points D and F
B. points B and C
Oc. points C and E
D. points A and B
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add 8+12 to get a simplified answer of 12r-20

nan x 10

step-by-step explanation:

answer: $53750

steps:

list the principal and interest after the n-th year:

n       principal   simple interest

1     12500     375

2     25000     750

3     37500     1125

4     50000     1500

sum: $50000     $3750

total at end of year 4: $53750