Wyrażenie 36: "t" Subscript, 1 , Baseline equals StartFraction, "b" Subscript, 2 , Baseline "A" Subscript, 1 , Baseline minus "b" Subscript, 2 , Baseline "B" Subscript, 1 , Baseline minus "b" Subscript, 1 , Baseline "A" Subscript, 2 , Baseline plus "b" Subscript, 1 , Baseline "B" Subscript, 2 , Baseline Over "a" Subscript, 2 , Baseline "b" Subscript, 1 , Baseline minus "a" Subscript, 1 , Baseline "b" Subscript, 2 , Baseline , EndFractiont1=b2A1−b2B1−b1A2+b1B2a2b1−a1b2