Resolva as seguintes equações diferenciais:
(a) y′′ − y′ − 30y = 0
(b) y′′ − 2y′ + y = 0
(c) y′′ − 7y = 0
(d) y′′ + 2y′ + 2y = 0
(e) y′′ + 6y′ + 9y = 0
(f) y′′ + 2y′ + 3y = 0
(g) y′′ − 3y′ − 5y = 0
(h) 4y′′ + 4y′ + y = 0
(i) y′′ + y′ + 2y = 0
(j) y′′′ − 2y′′ − y′ + 2y = 0
(k) y′′′ − y′′ − y′ + y = 0
(l) y′′′ − 3y′′ + 3y′ − y = 0
(m) y′′′ − y′′ + y′ − y = 0
(n) y(4) + 2y′′ + y = 0
(a) y′′ − 10y′ + 25y = e5x
(b) y′′′ + y = x
(c) y′′ + 49y = cos 7x
(d) y′′ + 4y′ + 8y = e2x(sen2x+ cos 2x)
(e) y′′ + y′ = senx+ cosx
(f) y′′ − 4y′ = cos2 x
(g) y(4) + 2y′′′ + y′′ = e4x
(h) y(4) − y′′′ = 6

Sem alternativas