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A Quadratic Equation Has Been Transformed Using the Rotation Equations (±3,0)( \pm 3,0 )

Question 82

Multiple Choice

A quadratic equation has been transformed using the rotation equations x = 0.8u - 0.6v and y = 0.6u + 0.8v.
Convert the given point from (u, v) coordinates back to (x, y) coordinates.
-hyperbola foci (±3,0) ( \pm 3,0 )


A) (2.4,0) ( 2.4,0 ) and (2.4,0) ( - 2.4,0 )
B) (2.4,1.8) ( 2.4,1.8 ) and (2.4,1.8) ( - 2.4 , - 1.8 )
C) (1.8,2.4) ( 1.8,2.4 ) and (1.8,2.4) ( - 1.8 , - 2.4 )
D) (0,1.8) ( 0,1.8 ) and (1.8,0) ( 1.8,0 )

Correct Answer:

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