Expression 11: "y" equals 0 left brace, negative 5 less than "x" less than negative 4 , right bracey=0−5<x<−4
11
Expression 12: "y" equals negative tangent left parenthesis, StartFraction, pi Over 6 , EndFraction , right parenthesis "x" left brace, 2.5 greater than "y" greater than 2.2 5 , right bracey=−tanπ6x2.5>y>2.25
12
Expression 13: "y" equals negative tangent left parenthesis, StartFraction, pi Over 3 , EndFraction , right parenthesis "x" left brace, negative 2.5 less than "x" less than negative 2.2 5 , right bracey=−tanπ3x−2.5<x<−2.25
13
Expression 14: "y" equals "x" tangent left parenthesis, "a" minus 1.5 pi , right parenthesis left brace, 0 greater than "x" greater than 4cos left parenthesis, "a" minus 1.5 pi , right parenthesis , right bracey=xtana−1.5π0>x>4cosa−1.5π
14
Expression 15: "y" equals "x" tangent left parenthesis, "a" minus 1.5 pi , right parenthesis left brace, 0 less than "x" less than 4cos left parenthesis, "a" minus 1.5 pi , right parenthesis , right bracey=xtana−1.5π0<x<4cosa−1.5π
Expression 18: "y" equals "x" tangent left parenthesis, "b" minus 1.5 pi , right parenthesis left brace, 0 greater than "x" greater than 2cos left parenthesis, "b" minus 1.5 pi , right parenthesis , right bracey=xtanb−1.5π0>x>2cosb−1.5π
18
Expression 19: "y" equals "x" tangent left parenthesis, "b" minus 1.5 pi , right parenthesis left brace, 0 less than "x" less than 2cos left parenthesis, "b" minus 1.5 pi , right parenthesis , right bracey=xtanb−1.5π0<x<2cosb−1.5π
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Expression 20: "b" equals StartFraction, "a" Over 12 , EndFractionb=a12