MHTCET 2016 Math Solved Paper

(b) The given differential equation is
[1+(

dy

dx

)3]

7

3

= 7(

d2y

dx2

)
After cubing on both sides, we get
[1+(

dy

dx

)3]7 = 73(

d2y

dx2

)3
As, highest order derivative is 2, and its degree is 3.
Hence, degree = 3 and order = 2