Explain how the nominal dollar/euro exchange rate would be affected (all else equal) by permanent changes in

Question:

Explain how the nominal dollar/euro would be affected (all else equal) by permanent changes in the expected rate of real depreciation of the dollar against the euro.

Exchange Rate
The value of one currency for the purpose of conversion to another. Exchange Rate means on any day, for purposes of determining the Dollar Equivalent of any currency other than Dollars, the rate at which such currency may be exchanged into Dollars...