JEE Math Practice Question
The equation of a common tangent to the parabolas $$y=x^{2}$$ and $$y=-(x-2)^{2}$$ is
- A.$$y=4(x-2)$$
- B.$$y=4(x-1)$$
- C.$$y=4(x+1)$$
- D.$$y=4(x+2)$$
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