Questions
The differential equation of all parabolas whose axes are parallel to the axis of ‘y’ is
a
d3ydx3=1
b
d3ydx3=−1
c
d3ydx3=0
d
d3ydx3=2
detailed solution
Correct option is C
The equation of the parabola is y=ax2+bx+cdydx=2ax+bd2ydx2=2ad3ydx3=0Talk to our academic expert!
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The equation of the family of curves which intersect the hyperbola xy=2 orthogonally is
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