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Differential equations


Please help solving these problems

section 4.3 # 4,16,22,34,38

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The auxiliary equation for the given differential equation has complex roots. Find a general solution.
Solve the given initial value problem.
Prove the sum of angle formula for the sine function by following these steps.


Solution Summary

This provides several examples of working with differential equations, including initial value problem, complex roots, a proof of the sum of angle formula, and an RLC series circuit.