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ISC XII Math
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Model Papers
Show that the bisectors of the angles between the pair of straight lines $11x^2-16xy-y^2=0$ are parallel and perpendicular to $x+2y+5=0.$
This question has multiple parts. Therefore each part has been answered as a separate question on Clay6.com
isc
class12
modelpaper
2007
sec-a
q3
q3-b
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asked
Apr 16, 2013
by
sreemathi.v
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Using matrices,solve the following system of equations : $x+2y=5,y+2z=8,2x+z=5$.
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Show that the equation $x^2-3xy+2y^2+3x-5y+2=0$ represents two straight lines.Find the angle between them.
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