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The differential equation of co-axial sy...

The differential equation of co-axial system of circles `x^(2) + y^(2) -4 + lamda (2x + y - 5) = 0` is

A

`(2 + (dy)/(dx)) (x^(2) + y^(2) - 4) - (2x + 2y (dy)/(dx)) (2x + y -5) = 0`

B

`x^(2) + y^(2) -4 + (dy)/(dx) (2x _ y-5) = 0`

C

`x^(2) + y^(2) -4 + (2 + (dy)/(dx)) (2x + y -5) = 0`

D

`(2x^(2) + 2y^(2) - 4) + (2x + 2y (dy)/(dx)) = 0`

Text Solution

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The correct Answer is:
A
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