Find the equation of the circle x2 + y2 = 1 in terms of x' y' coordinates, assuming that the xy coordinate system results from a scaling of 3 units in the x’ direction and 4 units in the y' direction.

\({\left( {\frac{{x'}}{3}} \right)^2} + {\left( {\frac{{y'}}{4}} \right)^2} = 1\)

\(\frac{1}{3}(x')^2+\frac{1}{4}(y')^2 = 1\)

Find the equation of the circle x2 + y2 = 1 in terms of x' y' coordi

1.	Find the equation of the circle x2 + y2 = 1 in terms of x' y' coordinates, assuming that the xy coordinate system results from a scaling of 3 units in the x’ direction and 4 units in the y' direction.
A.	3(x')2 + 4(y)2 = 1
B.	\({\left( {\frac{{x'}}{3}} \right)^2} + {\left( {\frac{{y'}}{4}} \right)^2} = 1\)
C.	(3x')2 + (4y')2 = 1
D.	\(\frac{1}{3}(x')^2+\frac{1}{4}(y')^2 = 1\)
Answer» C. (3x')2 + (4y')2 = 1

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Find the equation of the circle x2 + y2 = 1 in terms of x' y' coordinates, assuming that the xy coordinate system results from a scaling of 3 units in the x’ direction and 4 units in the y' direction.

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