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Find the differential equation of all th...

Find the differential equation of all the circles whose radius is one unit.

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
B
Let equation of all circles having centre (a,b) and given radius is 4, is
`(x-a)^(2)+(y-b)^(2)=4`
here, number of arbitrary constannt in two (a,b) so its order is 2.
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