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A family of curves with two arbitrary constants gives an order of:
AOne
BFour
CZero
DTwo
Answer & Solution
Correct answer: D. Two
1. The order matches the count of arbitrary constants.
2. Here there are two of them.
3. So the differential equation is of order two.
_Source: NCERT Class 12 Mathematics Part II, Chapter 9, Differential Equations._
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