show that the circles x^2+y^2-4x-7y+6=0,x^2+y^2+3x-14y-1=0 and 3(x^2+y^2)+2x-35y+4=0 have a common radical axis
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For example, consider the following 2 × 2system of equations. 3x + 4y = 7 ... x + 2y − z = 3 2x − y + 2z = 6 x − 3y + 3z = 4. 2. Write the augmented matrix of the given system of equations.
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