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Engineering Maths · Q72

Differential Equations

Engineering and GATE · Engineering Maths · question 72

Q72

The solution for the differential equation d^2 x d t^2 = - 9 x with initial conditions x(0) = 1 and . dx dt |_ t = 0 = 1, is

The solution for the differential equation   with initial conditions x(0) = 1 and   is
A.
t2 + t + 1
B.
C.
Answer
D.
cos 3t + t

Answer: Option C

Solution

Answer: Option C
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