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The equation of the common tangents to t...

The equation of the common tangents to the parabola `y = x^2` and `y=- (x - 2)^2` is/are :

A

y=4(x-1)

B

y=0

C

y= -4(x-1)

D

y = - 30x - 50.

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MODERN PUBLICATION-CONIC SECTIONS-EXERCISE
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