<span>
–1, 2.5, –6.25, 15.625, ...
r=-2.5
------------------------------
</span>
<span>
8, 0.8, 0.08, 0.008, ...
r=0.1
---------------------------
</span>
Answer:
1 1/2
Step-by-step explanation:
divide 4 1/2 by 3 and you get 1 1/2 witch is equal to three batches
4 1/2 ÷ 3 = 1 1/2
to check if correct
1 1/2 + 1 1/2 + 1 1/2 = 4 1/2
The gateway arch could be 20,332 tons. this number still rounds to 20,000
ANSWER
The greatest common divisor of 15,015 and 495 is 165.
<u>EXPLANATION</u>
We use the Euclidean Algorithm to compute the Greatest Common Divisor as follows;
The last remainder before zero is the greatest common divisor.
Therefore 
The answer to your question is 6x^2-12x
