conic-section

Question: The equation of the common tangent touching the circle ${{(x-3)}^{2}}+{{y}^{2}}=9$ and the parabola ${{y}^{2}}=4x$ above the x-axis, is



1) $\sqrt{3}y=3x+1$
2) $\sqrt{3}y=-(x+3)$
3) $\sqrt{3}y=x+3$
4) $\sqrt{3}y=-(3x+1)$
Solution: Explanation: No Explanation
Parabola

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