Expression 24: "m" Subscript, 2 , Baseline equals StartFraction, "B" Subscript, 2 , Baseline minus "N" Subscript, 2 , Baseline Over "B" Subscript, 1 , Baseline minus "N" Subscript, 1 , Baseline , EndFractionm2=B2−N2B1−N1
equals=
negative 0.7 4 0 0 4 3 4 2 2 1 8−0.74004342218
24
Expression 25: "y" equals "m" Subscript, 1 , Baseline "x" Has graph. To audio trace, press ALT+T.y=m1x
25
Expression 26: "y" equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "B" Subscript, 1 , Baseline , right parenthesis plus "B" Subscript, 2 , Baseline Has graph. To audio trace, press ALT+T.y=m2x−B1+B2
26
Expression 27: "m" Subscript, 1 , Baseline "x" equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "B" Subscript, 1 , Baseline , right parenthesis plus "B" Subscript, 2 , Baseline Has graph. To audio trace, press ALT+T.m1x=m2x−B1+B2