Rotating a Quadratic | Desmos

Expression 8: "Q" Subscript, 1 , Baseline left parenthesis, "x" , right parenthesis equals 1 half left parenthesis, negative 2 "x" cot left parenthesis, "a" , right parenthesis plus cot left parenthesis, "a" , right parenthesis csc left parenthesis, "a" , right parenthesis minus StartFraction, csc left parenthesis, "a" , right parenthesis squared StartRoot, 1 plus cos left parenthesis, 2 "a" , right parenthesis minus 8 "x" sin left parenthesis, "a" , right parenthesis , EndRoot Over StartRoot, 2 , EndRoot , EndFraction , right parenthesis

8

Expression 9: "Q" Subscript, 2 , Baseline left parenthesis, "x" , right parenthesis equals 1 half left parenthesis, negative 2 "x" cot left parenthesis, "a" , right parenthesis plus cot left parenthesis, "a" , right parenthesis csc left parenthesis, "a" , right parenthesis plus StartFraction, csc left parenthesis, "a" , right parenthesis squared StartRoot, 1 plus cos left parenthesis, 2 "a" , right parenthesis minus 8 "x" sin left parenthesis, "a" , right parenthesis , EndRoot Over StartRoot, 2 , EndRoot , EndFraction , right parenthesis

9

Expression 10: "a" equals 2 pi "T"

equals

0

10

Expression 11: "T" equals 0

0

1

11

12

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