Expressão 7: left parenthesis, sin left parenthesis, negative "t" , right parenthesis , cos "t" , right parenthesissin−t,cost
7
Expressão 8: "x" squared plus "y" squared equals 1x2+y2=1
8
Expressão 9: left parenthesis, sin squared left parenthesis, negative "t" , right parenthesis , cos squared "t" , right parenthesissin2−t,cos2t
9
Expressão 10: left parenthesis, sin squared left parenthesis, "t" , right parenthesis , negative cos squared left parenthesis, negative "t" , right parenthesis , right parenthesissin2t,−cos2−t
10
Expressão 11: left parenthesis, negative sin squared left parenthesis, "t" , right parenthesis , negative cos squared left parenthesis, negative "t" , right parenthesis , right parenthesis−sin2t,−cos2−t
11
Expressão 12: left parenthesis, negative sin squared left parenthesis, "t" , right parenthesis , cos squared left parenthesis, negative "t" , right parenthesis , right parenthesis−sin2t,cos2−t
