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The differential equation whose solution...

The differential equation whose solution is `A x^2+B y^2=1` , where `A` and `B` are arbitrary constants, is of (a) second order and second degree (b) first order and second degree (c) first order and first degree (d) second order and first degree

A

second order and second degree

B

first order and second degree

C

first order and first degree

D

second order and first degree

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The correct Answer is:
D
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