AP and TS EAMCET Engineering Model Paper 13

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Question : 77 of 160
 
Marks: +1, -0
Assertion(A): The pair of lines
ax2+2hxy+by2+2g1x+2f1y+c1=0
is parallel to the pair of lines ax2+2hxy+by2+2g2x+2f2y+c2=0
Reason(R): The distance between the pair of parallel lines
ax2+2hxy+by2+2gx+2fy+c=0
is 2√
g2−ac
a2+h2
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