X = CBD = 19.5625661825

表达式11: "A" Subscript, 1 , Baseline equals StartRoot, 0 , EndRoot

equals

表达式12: "A" Subscript, 2 , Baseline equals StartRoot, 0 , EndRoot

equals

表达式13: "B" Subscript, 1 , Baseline equals StartFraction, "C" Subscript, 1 , Baseline Over 2 , EndFraction

equals

表达式14: tangent to the negative 1st power StartFraction, "B" Subscript, 1 , Baseline Over "B" Subscript, 2 , Baseline , EndFraction equals StartFraction, "A" Subscript, "B" "C" , Baseline Over 2 , EndFraction

表达式15: "B" Subscript, 2 , Baseline equals StartFraction, "B" Subscript, 1 , Baseline Over tan StartNestedFraction, "A" Subscript, "B" "C" , Baseline NestedOver 2 , EndNestedFraction , EndFraction

equals

13.7 3 8 2 7 3 5 3 8 5

表达式16: "C" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline

equals

表达式17: "D" Subscript, 1 , Baseline equals "A" Subscript, "D" , Baseline cosine 38

equals

7.9 7 9 5 7 7 9 3 7 1 6

表达式18: "D" Subscript, 2 , Baseline equals "A" Subscript, "D" , Baseline sine 38

equals

6.2 3 4 3 2 9 5 4 7 8 9

Graphs,

表达式20: "y" less than 25

表达式21: polygon left parenthesis, "A" , "D" , "A" , "B" , "D" , "B" , "C" , "D" , "C" , right parenthesis

Points

技术支持