Which of the following is the center and radius of the circle? ²+²+4x-14y+46-0 O Center (2,-7);r=7 O Center (-4, 14):-√46 O Center (4, -14); r=48 O Center (-2,7): r-fi

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A: Above question is solved.

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A: I am attaching image so that you understand each and every step.

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A: This question can be solved using formula for reducing powers cos A2=1+cos(2A)2

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