the length of the common chord of circle x^2+y^2+2x+3y+1=0 & x^2+y^2+4x+3y+2=0 is
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According to question
x^2 + y^2 + 2x + 3y + 1 = 0
and
x^2 + y^2 + 4x + 3y + 2 = 0
Thus distance of common chord = root [ 2*4 + 3*3 ]
= root [8+9]
= root 17
x^2 + y^2 + 2x + 3y + 1 = 0
and
x^2 + y^2 + 4x + 3y + 2 = 0
Thus distance of common chord = root [ 2*4 + 3*3 ]
= root [8+9]
= root 17
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