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Questions  >>  EAMCET  >>  Mathematics
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If the equation ax2+2hxy+by2+2gx+2fy+c=0 represents a pair of straight lines, then the square of the distance of their point of intersection from the origin is

(a)c(a+b)af2bg2abh2(b)c(a+b)+f2+g2abh2(c)c(a+b)f2g2abh2(d)c(a+b)f2g2(abh2)2
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