運算式 7: "y" equals "a" "x" plus "b" left brace, "y" greater than 1.3 4 , right brace left brace, "x" greater than negative 3.3 8 , right bracey=ax+by>1.34x>−3.38
7
運算式 8: "a" equals negative 0.5a=−0.5
negative 10−10
1010
8
運算式 9: "b" equals 0b=0
negative 10−10
1010
9
運算式 10: "y" equals "m" "x" plus "b" Subscript, 2 , Baseline left brace, "y" greater than 1.3 4 , right brace left brace, "x" greater than negative 3.1 8 , right bracey=mx+b2y>1.34x>−3.18
運算式 12: "y" equals "m" "x" plus "b" Subscript, 3 , Baseline left brace, "y" greater than negative 1.9 4 , right brace left brace, "x" greater than 2.6 8 , right bracey=mx+b3y>−1.94x>2.68
運算式 14: "y" equals "a" "x" plus "b" left brace, "y" less than negative 1.3 4 , right brace left brace, "x" less than 3.3 8 , right bracey=ax+by<−1.34x<3.38
