Expression 8: left parenthesis, left parenthesis, 1 half plus "n" , right parenthesis pi , "t" "f" left parenthesis, left parenthesis, 1 half plus "n" , right parenthesis pi , right parenthesis , right parenthesis12+nπ,tf12+nπ
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
8
Expression 9: "y" minus "f" left parenthesis, left parenthesis, 1 half plus "n" , right parenthesis pi , right parenthesis equals "f" prime left parenthesis, left parenthesis, 1 half plus "n" , right parenthesis pi , right parenthesis left parenthesis, "x" minus left parenthesis, 1 half plus "n" , right parenthesis pi , right parenthesis left brace, left parenthesis, 1 quarter plus "n" , right parenthesis pi less than "x" less than or equal to left parenthesis, 3 quarters plus "n" , right parenthesis pi , right bracey−f12+nπ=f′12+nπx−12+nπ14+nπ<x≤34+nπ
9
Expression 10: "n" equals left bracket, negative 10 , negative 9 , ... , 10 , right bracketn=−10,−9,...,10