The equation of the common tangent of the parabolas \[{{x}^{2}}=108y\]

1.	The equation of the common tangent of the parabolas \[{{x}^{2}}=108y\] and \[{{y}^{2}}=32x\], is
A.	\[2x+3y=36\]
B.	\[2x+3y+36=0\]
C.	\[3x+2y=36\]
D.	\[3x+2y+36=0\]
Answer» C. \[3x+2y=36\]

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The equation of the common tangent of the parabolas \[{{x}^{2}}=108y\] and \[{{y}^{2}}=32x\], is

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