Amedical equipment industry manufactures x-ray machines. the unit cost (the cost in dollars to make each x-ray machine) depends on the number of machines made. if machines are made, then the unit cost is given by the function . what is the minimum unit cost?

Underline the sentence that describes washington's first cabinet. what branch of the government is the cabinet in?

Does anyone know why the second great awakening occurred? (i need an answer asap because this is a question on my assignment! < 3 : ))

1. the fifteenth amendment guaranteed for all us citizens, regardless of "previous condition of servitude." freedom citizenship voting rights religious tolerance 2. which group was still not allowed to vote following passage of this amendment? women poor men rich men former slaves 3. the fifteenth amendment was the last of the amendments. carpetbagger lincoln reconstruction scalawag