X = ABD = 30

表达式14: "y" equals "m" Subscript, 1 , Baseline "x"

表达式15: "y" equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis

表达式16: "m" Subscript, 1 , Baseline "x" equals "m" Subscript, 2 , Baseline left parenthesis, "x" minus "C" Subscript, 1 , Baseline , right parenthesis

表达式17: "m" Subscript, 1 , Baseline "x" equals "m" Subscript, 2 , Baseline "x" minus "m" Subscript, 2 , Baseline "C" Subscript, 1 , Baseline

表达式18: left parenthesis, "m" Subscript, 1 , Baseline minus "m" Subscript, 2 , Baseline , right parenthesis "x" equals negative "m" Subscript, 2 , Baseline "C" Subscript, 1 , Baseline

表达式19: "B" Subscript, 1 , Baseline equals StartFraction, negative "m" Subscript, 2 , Baseline "C" Subscript, 1 , Baseline Over "m" Subscript, 1 , Baseline minus "m" Subscript, 2 , Baseline , EndFraction

equals

7.3 6 0 0 8 9 5 8 1 4 3

表达式20: "B" Subscript, 2 , Baseline equals "m" Subscript, 1 , Baseline "B" Subscript, 1 , Baseline

equals

2.6 7 8 8 5 3 5 2 9 1 7

表达式21: "C" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline

equals

表达式22: tangent to the negative 1st power StartFraction, "D" Subscript, 2 , Baseline Over "D" Subscript, 1 , Baseline , EndFraction equals 10

表达式23: "D" Subscript, 1 , Baseline equals StartFraction, "C" Subscript, 1 , Baseline Over 2 , EndFraction

equals

表达式24: "D" Subscript, 2 , Baseline equals "D" Subscript, 1 , Baseline tangent 10

equals

1.0 5 7 9 6 1 8 8 4 2 5

Graphs

表达式26: "y" less than 25

表达式27: polygon left parenthesis, "A" , "B" , "D" , "B" , "C" , "D" , "A" , "D" , "C" , right parenthesis

Points

技术支持