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Form the differential equation of the...

Form the differential equation of the family of circles touching the y-axis at origin.

A

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

B

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

C

`(x^2-y^2)"dy"/"dx"-2xy=0`

D

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

Text Solution

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The correct Answer is:
B
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TARGET PUBLICATION-DIFFERENTIAL EQUATIONS -COMPETITIVE THINKING
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  2. All parabolas whose axis is the Y-axis.

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