KCET2022MathematicsDifferential Equations
The sum of the degree and order of the differential equation (1+y₁^2 )^ 2 / 3 =y₂ is
Options
- A4
- B6
- C5
- D7
Correct answer
C. 5
Step-by-step solution
(1+y₁^2 )^ 2 / 3 =y₂ [ (1+y₁^2 )^ 2 / 3 ]^3= (y₂ )^3 (1+y₁^2 )^2=y₂^3 Here, highest derivative is y₂ . Therefore, order is 2 and power of y₂ is 3 . So, the degree is 3 . Hence, required sum =2+3=5