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The differential equation representing t...

The differential equation representing the family of curves `y=A cos (x+B)`, where A and B are parameters, is

A

`(d^(2)y)/(dx^(2))-y=0`

B

`(d^(2)y)/(dx^(2))+y=0`

C

`(d^(2)y)/(dx^(2))=0`

D

`(d^(2)x)/(dy^(2))=0`

Text Solution

Verified by Experts

The correct Answer is:
B
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