ACJC TUTORIAL 1 Q9

ACJC TUTORIAL 1 Q9

Tutorial

Find, without differentiation, the equation of the straight lines which pass through the point \((4,0)\) and are tangential to the circle \({{(x+1)}^{2}}+{{y}^{2}}=4\).

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Answer:\(y = \pm\frac{2}{\sqrt{21}}(x - 4)\)

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