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CBSE IX Mathematics Coordinate Geometry

the lines 2(x+3)=3(x+9) and y(a+1)=2(y-5) is a) parallel b) perpendicular c)both parallel to x-axis or d)both parallel to y-axis.And why?

Asked by Amyra B 18th June 2013 7:45 PM
Answered by Expert

CBSE XII Science Physics Ray Optics and Optical Instruments

establish the relation 1/u+1/v=1/f for a concave mirror forming virtual image

Asked by uttam kumar 23rd February 2015 9:31 AM
Answered by Expert

CBSE XII Science Mathematics Three Dimensional Geometry

Q 48

Asked by lekhakarthikeyan 16th July 2018 3:58 PM
Answered by Expert

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