It's the third one and the last one are the only ones that make immediate sense.
Answer:
A
Step-by-step explanation:
It goes up and down due to the x^3 then the 3x^2
Explanation:
The tallest national monument in America, it is a legendary engineering triumph, designed by Finnish-born architect Eero Saarinen. As part of the Jefferson National Expansion Memorial, the Gateway Arch serves to commemorate the accomplishments of 19th-century westward pioneers and celebrate the city’s role as the ‘Gateway to the West.’
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