Question
The degree and order of the differential equation of all tangent lines to the parabola x2 = 4y is:
- 2,1
- 2,2
- 1,3
- 1,4
Hint:
In this question we have find the differential equation of the given function then we will get the order and degree.
The correct answer is: 2,1
Given, ![x squared equals 4 y](data:image/png;base64,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)
![rightwards double arrow y equals x squared over 4](data:image/png;base64,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)
![d i f f e r n t i a t i n g comma space w e space g e t comma space
rightwards double arrow fraction numerator d y over denominator d x end fraction equals fraction numerator 2 x over denominator 4 end fraction equals x over 2
a g a i n space d i f f e r e n t i a t i n g comma space w e space g e t comma
rightwards double arrow fraction numerator d squared y over denominator d x squared end fraction equals 1 half
t h e r e f o r e comma space o r d e r space i s space 2 space a n d space d g r e e space i s space 1.](data:image/png;base64,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)
Related Questions to study
The differential equation of all non-horizontal lines in a plane is :
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The differential equation of all conics with the coordinate axes, is of order
The differential equation of all conics with the coordinate axes, is of order
If the algebraic sum of distances of points (2, 1) (3, 2) and (-4, 7) from the line y = mx + c is zero, then this line will always pass through a fixed point whose coordinate is
If the algebraic sum of distances of points (2, 1) (3, 2) and (-4, 7) from the line y = mx + c is zero, then this line will always pass through a fixed point whose coordinate is