Expression 2: "t" equals floor left parenthesis, "x" , right parenthesist=floorx
2
Expression 3: "K" equals floor left parenthesis, left brace, "t" less than or equal to .8 "P" : 25 , .8 "P" less than "t" less than or equal to 2 "P" : StartFraction, 100 "P" Over "t" , EndFraction minus 100 , 2 "P" less than "t" : negative 100 , right brace , right parenthesisK=floort≤.8P:25,.8P<t≤2P:100Pt−100,2P<t:−100