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If from any point on the circle x^(2)+y^(2)+3gx+2fy+c=0 tangents are drawn to the circle x^(2)+y^(2)+2gx+2fy+c sin^(2)alpha+(g^(2)+f^(2)) cos^(2)alpha=0,(0 lt alpha lt(pi)/(2)) then the angle between those tangents is |
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Answer» `(pi)/(4)` |
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