Questions
If the equation represents a pair of parallel lines
detailed solution
Correct option is C
The condition that the equation ax2+2hxy+by2+2gx+2fy+c=0 represents pair of parallel lines is h2=ab, and af2=bg2Rewrite the second condition as f2g2=baTherefore ba=f2g2Talk to our academic expert!
Similar Questions
If the lines represented by the equation are rotated about the point through an angle of one in clockwise direction and the other in anticlockwise direction, so that they become perpendicular, then the equation of the pair of lines in the new position is
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