find the equation of the radical axis of the following circles. x²+y²+4x+6y-7=0 , x²+y²-4x-6y+5=0
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Answer:
2x²+2y²+2
Step-by-step explanation:
(x²+y²+4x²+6x-7=0 )+(x²+y²-4x-6y+5=0)
2x²+2y²+0+0-2
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