Expressão 7: "O" Subscript, 1 , Baseline equals "P" Subscript, 1 , Baseline left parenthesis, "t" , right parenthesisO1=P1t
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Expressão 8: "O" Subscript, 2 , Baseline equals "P" Subscript, 2 , Baseline left parenthesis, "t" , right parenthesisO2=P2t
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Expressão 9: "x" Subscript, "a" , Baseline equals negative 5xa=−5
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Expressão 10: round left parenthesis, "a" Subscript, "b" "s" , Baseline left parenthesis, "P" Subscript, 1 , Baseline left parenthesis, "x" Subscript, "a" , Baseline , right parenthesis minus "P" Subscript, 2 , Baseline left parenthesis, "x" Subscript, "a" , Baseline , right parenthesis , right parenthesis , 2 , right parenthesisroundabsP1xa−P2xa,2
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Expressão 11: "P" Subscript, 1 , Baseline left parenthesis, "x" Subscript, "a" , Baseline , right parenthesisP1xa
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Expressão 12: "P" Subscript, 2 , Baseline left parenthesis, "x" Subscript, "a" , Baseline , right parenthesisP2xa
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Expressão 13: "P" Subscript, 1 , Baseline left parenthesis, "x" Subscript, "a" , Baseline , right parenthesis left parenthesis, 1 minus "t" , right parenthesis plus "P" Subscript, 2 , Baseline left parenthesis, "x" Subscript, "a" , Baseline , right parenthesis "t"P1xa1−t+P2xat
