class 12

Math

Calculus

Differential Equations

The differential equation of the family of circles with fixed radius 5 units and centre on the line $y=2$is

- $(x−2)yprime_{2}=25−(y−2)_{2}$
- $(y−2)yprime_{2}=25−(y-2)_{2}$
- $(y−2)2yprime_{2}=25−(y−2)_{2}$
- $(x−2)2yprime_{2}=25−(y−2)_{2}$

**Correct Answer: ** Option(b)