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Area of the triangle formed by the pair ...

Area of the triangle formed by the pair of tangents drawn form (1,1) to `x^(2)+2x-y+7=0` and its chord of contact is `Delta` then `(Delta)/(9)` is equal to

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Area of the traingle is `|(S_(1).^(3//2))/(2a)|`
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ALLEN-TEST PAPERS-part-2 Mathematic
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