Expression 19: "g" left parenthesis, "x" , right parenthesis equals StartRoot, "x" , EndRootgx=x
19
Expression 20: 4 "x" plus 4 "y" equals 174x+4y=17
20
Expression 21: "f" left parenthesis, "x" , right parenthesis equals negative "x" plus 17 quartersfx=−x+174
21
Expression 22: left parenthesis, "M" Subscript, 1 , Baseline plus "R" cos "t" , "M" Subscript, 2 , Baseline plus "R" sin "t" , right parenthesisM1+Rcost,M2+Rsint
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 180180
22
Expression 23: left parenthesis, "M" Subscript, 1 , Baseline plus "R" cos "t" , "M" Subscript, 2 , Baseline plus "R" sin "t" , right parenthesisM1+Rcost,M2+Rsint
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 180180
23
Expression 24: "h" left parenthesis, "x" , right parenthesis equals StartFraction, negative 1 Over "g" prime left parenthesis, "P" Subscript, 1 , Baseline , right parenthesis , EndFraction left parenthesis, "x" minus "P" Subscript, 1 , Baseline , right parenthesis plus "P" Subscript, 2 , Baselinehx=−1g′P1x−P1+P2