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Use the Midpoint Rule to estimate the value of the integral (obtain two digits of accuracy) .
Exchange Rates
The price at which one currency can be exchanged for another currency.
Fluctuate
To change or cause to change in level, strength, or value frequently, without steadiness or consistency.
Foreign Exchange
The swapping of one type of currency for a different one or changing one type of currency into another.
Arbitrageurs
Market participants who buy and sell assets to profit from price discrepancies in different markets.
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