Expression 14: StartFraction, left parenthesis, left parenthesis, "x" minus "h" Subscript, 2 , Baseline , right parenthesis cos left parenthesis, "l" Subscript, 2 , Baseline , right parenthesis minus left parenthesis, "y" minus "k" Subscript, 2 , Baseline , right parenthesis sin left parenthesis, "l" Subscript, 2 , Baseline , right parenthesis minus "f" Subscript, 2 , Baseline , right parenthesis squared Over "a" squared , EndFraction plus StartFraction, left parenthesis, left parenthesis, "x" minus "h" Subscript, 2 , Baseline , right parenthesis sin left parenthesis, "l" Subscript, 2 , Baseline , right parenthesis plus left parenthesis, "y" minus "k" Subscript, 2 , Baseline , right parenthesis cos left parenthesis, "l" Subscript, 2 , Baseline , right parenthesis , right parenthesis squared Over "b" squared , EndFraction equals 1 Has graph. To audio trace, press ALT+T.x−h2cosl2−y−k2sinl2−f22a22+x−h2sinl2+y−k2cosl22b22=1
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Hidden Label: left parenthesis, "h" Subscript, 2 , Baseline , "k" Subscript, 2 , Baseline , right parenthesish2,k2
Expression 18: "h" Subscript, 2 , Baseline equals "a" cosine left parenthesis, "t" , right parenthesis cosine left parenthesis, "l" , right parenthesis plus "b" sine left parenthesis, "t" , right parenthesis sine left parenthesis, "l" , right parenthesis plus "f" cosine left parenthesis, "l" , right parenthesis plus "h"h2=acostcosl+bsintsinl+fcosl+h
equals=
34.8 5 2 8 2 3 4 9 8 534.8528234985
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Expression 19: "k" Subscript, 2 , Baseline equals negative "a" cosine left parenthesis, "t" , right parenthesis sine left parenthesis, "l" , right parenthesis plus "b" sine left parenthesis, "t" , right parenthesis cosine left parenthesis, "l" , right parenthesis minus "f" sine left parenthesis, "l" , right parenthesis plus "k"k2=−acostsinl+bsintcosl−fsinl+k
equals=
- 56.6 6 1 3 7 4 9 0 9 2-56.6613749092
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Expression 20: "a" Subscript, 2 , Baseline equals "O" Subscript, 2 , Baseline left parenthesis, 1 plus "E" squared , right parenthesis equals 23.4 1 1 3 8a2=O21+E22
equals=
23.4 1 1 3 823.41138
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Expression 21: "b" Subscript, 2 , Baseline equals "O" Subscript, 2 , Baseline left parenthesis, 1 minus "E" squared , right parenthesis equals 16.5 8 8 6 2b2=O21−E22
equals=
16.5 8 8 6 216.58862
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Expression 22: "f" Subscript, 2 , Baseline equals StartRoot, "a" squared minus "b" squared , EndRoot equals 16.5 2f2=a22−b22