表达式5: left parenthesis, negative 1 , right parenthesis Superscript, floor left parenthesis, 5tan left parenthesis, "a" , right parenthesis , right parenthesis , Baseline tangent left parenthesis, "a" , right parenthesis left parenthesis, "x" minus 10 , right parenthesis plus "k" left brace, "x" greater than 10 , right brace−1floor5tanatanax−10+kx>10
5
表达式6: StartFraction, cos to the negative 1st power left parenthesis, cos left parenthesis, 90 left parenthesis, tan left parenthesis, "a" , right parenthesis "x" , right parenthesis , right parenthesis , right parenthesis Over 90 , EndFraction left brace, 0 less than "x" less than 10 , right bracecos−1cos90tanax900<x<10
6
表达式7: "k" equals StartFraction, cos to the negative 1st power left parenthesis, cos left parenthesis, 900 left parenthesis, tan left parenthesis, "a" , right parenthesis , right parenthesis , right parenthesis , right parenthesis Over 90 , EndFractionk=cos−1cos900tana90
equals=
0.5 7 1 0 3 6 6 1 0 7 4 90.571036610749
7
表达式8: 10secant left parenthesis, "a" , right parenthesis10seca
