conic-section

Question: From the point (–1, 2) tangent lines are drawn to the parabola ${{y}^{2}}=4x$ , then the equation of chord of contact is



1) $y=x+1$
2) $y=x-1$
3) $y+x=1$
4) None of these
Solution: Explanation: No Explanation
Parabola

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