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Answer:
0.2655
Step-by-step explanation:
Multiply 8.85 by 3. Then Divide it by 100.
You will get the dividend of 0.2655.
Round up to 1, 400 then times it by 5
1,400 • 5 = 7,000
So no, it it's not reasonable.
A2= 1
a3=-3
a4=-7
the common difference is -4