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Suppose a body with mass 1kg is attached to a spring that is stretched 2m by...

Suppose a body with mass 1kg is attached to a spring that is stretched 2m by a force of 2N. There is also an externel force of cos(t) Newtons acting on the spring. At t = 0 the body is 1m to the left (in the usual picture) and has an initial velocity of 1m/s. Find x(t).

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