Which of the following differential equa...

Which of the following differential equations has `y = c_(1)e^(x) + c_(2)e^(-x)` as the general solution?

A

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

B

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

C

`(d^(2)y)/(dx^(2)) + 1 = 0`

D

`(d^(2)y)/(dx^(2))-1=0`

Verified by Experts

The correct Answer is:

B

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