Expression 4: left parenthesis, "x" minus .6 , right parenthesis equals negative .2 StartAbsoluteValue, StartAbsoluteValue, sin left parenthesis, 16 "y" , right parenthesis , EndAbsoluteValue , EndAbsoluteValue left brace, 0 less than "y" less than StartFraction, pi Over 8 , EndFraction , right bracex−.6=−.2sin16y0<y<π8
4
Expression 5: "y" plus 1.5 equals secant left parenthesis, 4 "x" , right parenthesis left brace, negative .2 less than "x" less than .2 , right bracey+1.5=sec4x−.2<x<.2
5
Expression 6: "C" equals 1 minus left parenthesis, "x" squared , right parenthesis Superscript, left parenthesis, StartFraction, 1 Over left parenthesis, 3 , right parenthesis , EndFraction , right parenthesis , BaselineC=1−x213
6
Expression 7: "C" times left parenthesis, 19 minus 8 "C" , right parenthesis squared minus left parenthesis, 6 minus 2 "C" minus 8 "C" squared minus 16 "y" , right parenthesis squared equals negative 1C·19−8C2−6−2C−8C2−16y2=−1