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The Letters X and Y Represent Rectangular Coordinates x2=4yx ^ { 2 } = 4 y

Question 27

Multiple Choice

The letters x and y represent rectangular coordinates. Write the equation using polar coordinates (r, θ) .
- x2=4yx ^ { 2 } = 4 y


A) rsin⁡2θ=4cos⁡θr \sin ^ { 2 } \theta = 4 \cos \theta
B) 4sin⁡2θ=rcos⁡θ4 \sin ^ { 2 } \theta = r \cos \theta
C) 4cos⁡2θ=rsin⁡θ4 \cos ^ { 2 } \theta = r \sin \theta
D) rcos⁡2θ=4sin⁡θr \cos ^ { 2 } \theta = 4 \sin \theta

Correct Answer:

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